Home / 535,272-738,675.36-296,808

Finding the Fourth Proportional to 535,272, 738,675.36 and 296,808

Calculator

Solution

The fourth proportional to 535,272, 738,675.36 and 296,808 is: 409,595.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,272 : 738,675.36 = 296,808 : x
  2. Step 2: Convert to fraction form
    535,272/738,675.36 = 296,808/x
  3. Step 3: Cross multiply
    535,272x = 738,675.36 × 296,808
  4. Step 4: Simplify right side
    535,272x = 219,244,756,250.88
  5. Step 5: Solve for x
    x = 219,244,756,250.88/535,272
  6. Step 6: Final answer
    x = 409,595.04

Related Problems

Find fourth proportional to 267,636, 369,337.68 and 148,404
Half scale
Find fourth proportional to 1,070,544, 1,477,350.72 and 593,616
Double scale
Find fourth proportional to 535,273, 738,676.74 and 296,809
Similar ratio
Find fourth proportional to 802,908, 1,108,013.04 and 445,212
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.