Home / 1,035,438.90-1,553,264.38-396,280.16

Finding the Fourth Proportional to 1,035,438.90, 1,553,264.38 and 396,280.16

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Solution

The fourth proportional to 1,035,438.90, 1,553,264.38 and 396,280.16 is: 594,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,438.90 : 1,553,264.38 = 396,280.16 : x
  2. Step 2: Convert to fraction form
    1,035,438.90/1,553,264.38 = 396,280.16/x
  3. Step 3: Cross multiply
    1,035,438.90x = 1,553,264.38 × 396,280.16
  4. Step 4: Simplify right side
    1,035,438.90x = 615,527,857,028.70
  5. Step 5: Solve for x
    x = 615,527,857,028.70/1,035,438.90
  6. Step 6: Final answer
    x = 594,460.82

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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.