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Finding the Fourth Proportional to 615,606.52, 847,642.06 and 524,758.84

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Solution

The fourth proportional to 615,606.52, 847,642.06 and 524,758.84 is: 722,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,606.52 : 847,642.06 = 524,758.84 : x
  2. Step 2: Convert to fraction form
    615,606.52/847,642.06 = 524,758.84/x
  3. Step 3: Cross multiply
    615,606.52x = 847,642.06 × 524,758.84
  4. Step 4: Simplify right side
    615,606.52x = 444,807,664,140.81
  5. Step 5: Solve for x
    x = 444,807,664,140.81/615,606.52
  6. Step 6: Final answer
    x = 722,551.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.