Home / 730,729.40-1,096,094.10-257,948.60

Finding the Fourth Proportional to 730,729.40, 1,096,094.10 and 257,948.60

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Solution

The fourth proportional to 730,729.40, 1,096,094.10 and 257,948.60 is: 386,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,729.40 : 1,096,094.10 = 257,948.60 : x
  2. Step 2: Convert to fraction form
    730,729.40/1,096,094.10 = 257,948.60/x
  3. Step 3: Cross multiply
    730,729.40x = 1,096,094.10 × 257,948.60
  4. Step 4: Simplify right side
    730,729.40x = 282,735,938,563.26
  5. Step 5: Solve for x
    x = 282,735,938,563.26/730,729.40
  6. Step 6: Final answer
    x = 386,922.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.