Home / 1,153,553.20-1,730,459.40-354,828.40

Finding the Fourth Proportional to 1,153,553.20, 1,730,459.40 and 354,828.40

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Solution

The fourth proportional to 1,153,553.20, 1,730,459.40 and 354,828.40 is: 532,282.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,553.20 : 1,730,459.40 = 354,828.40 : x
  2. Step 2: Convert to fraction form
    1,153,553.20/1,730,459.40 = 354,828.40/x
  3. Step 3: Cross multiply
    1,153,553.20x = 1,730,459.40 × 354,828.40
  4. Step 4: Simplify right side
    1,153,553.20x = 614,016,140,166.96
  5. Step 5: Solve for x
    x = 614,016,140,166.96/1,153,553.20
  6. Step 6: Final answer
    x = 532,282.46

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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.