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Finding the Fourth Proportional to 704,482.71, 972,189.03 and 382,195.11

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Solution

The fourth proportional to 704,482.71, 972,189.03 and 382,195.11 is: 527,430.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,482.71 : 972,189.03 = 382,195.11 : x
  2. Step 2: Convert to fraction form
    704,482.71/972,189.03 = 382,195.11/x
  3. Step 3: Cross multiply
    704,482.71x = 972,189.03 × 382,195.11
  4. Step 4: Simplify right side
    704,482.71x = 371,565,893,261.64
  5. Step 5: Solve for x
    x = 371,565,893,261.64/704,482.71
  6. Step 6: Final answer
    x = 527,430.82

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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.