Home / 693,355.18-1,039,319.16-337,929.52

Finding the Fourth Proportional to 693,355.18, 1,039,319.16 and 337,929.52

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Solution

The fourth proportional to 693,355.18, 1,039,319.16 and 337,929.52 is: 506,546.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,355.18 : 1,039,319.16 = 337,929.52 : x
  2. Step 2: Convert to fraction form
    693,355.18/1,039,319.16 = 337,929.52/x
  3. Step 3: Cross multiply
    693,355.18x = 1,039,319.16 × 337,929.52
  4. Step 4: Simplify right side
    693,355.18x = 351,216,624,865.60
  5. Step 5: Solve for x
    x = 351,216,624,865.60/693,355.18
  6. Step 6: Final answer
    x = 506,546.48

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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.