Home / 537,722.28-806,397.50-238,412.18

Finding the Fourth Proportional to 537,722.28, 806,397.50 and 238,412.18

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Solution

The fourth proportional to 537,722.28, 806,397.50 and 238,412.18 is: 357,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,722.28 : 806,397.50 = 238,412.18 : x
  2. Step 2: Convert to fraction form
    537,722.28/806,397.50 = 238,412.18/x
  3. Step 3: Cross multiply
    537,722.28x = 806,397.50 × 238,412.18
  4. Step 4: Simplify right side
    537,722.28x = 192,254,988,533.57
  5. Step 5: Solve for x
    x = 192,254,988,533.57/537,722.28
  6. Step 6: Final answer
    x = 357,535.84

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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.