Home / 449,564-674,346-117,140

Finding the Fourth Proportional to 449,564, 674,346 and 117,140

Calculator

Solution

The fourth proportional to 449,564, 674,346 and 117,140 is: 175,710

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,564 : 674,346 = 117,140 : x
  2. Step 2: Convert to fraction form
    449,564/674,346 = 117,140/x
  3. Step 3: Cross multiply
    449,564x = 674,346 × 117,140
  4. Step 4: Simplify right side
    449,564x = 78,992,890,440
  5. Step 5: Solve for x
    x = 78,992,890,440/449,564
  6. Step 6: Final answer
    x = 175,710

Related Problems

Find fourth proportional to 224,782, 337,173 and 58,570
Half scale
Find fourth proportional to 899,128, 1,348,692 and 234,280
Double scale
Find fourth proportional to 449,565, 674,347.50 and 117,141
Similar ratio
Find fourth proportional to 674,346, 1,011,519 and 175,710
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.