Home / 762,675.57-1,052,985.32-472,594.95

Finding the Fourth Proportional to 762,675.57, 1,052,985.32 and 472,594.95

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Solution

The fourth proportional to 762,675.57, 1,052,985.32 and 472,594.95 is: 652,486.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,675.57 : 1,052,985.32 = 472,594.95 : x
  2. Step 2: Convert to fraction form
    762,675.57/1,052,985.32 = 472,594.95/x
  3. Step 3: Cross multiply
    762,675.57x = 1,052,985.32 × 472,594.95
  4. Step 4: Simplify right side
    762,675.57x = 497,635,542,293.16
  5. Step 5: Solve for x
    x = 497,635,542,293.16/762,675.57
  6. Step 6: Final answer
    x = 652,486.54

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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.