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Finding the Fourth Proportional to 567,932.58, 782,152.40 and 555,532.29

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Solution

The fourth proportional to 567,932.58, 782,152.40 and 555,532.29 is: 765,074.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,932.58 : 782,152.40 = 555,532.29 : x
  2. Step 2: Convert to fraction form
    567,932.58/782,152.40 = 555,532.29/x
  3. Step 3: Cross multiply
    567,932.58x = 782,152.40 × 555,532.29
  4. Step 4: Simplify right side
    567,932.58x = 434,510,915,289.83
  5. Step 5: Solve for x
    x = 434,510,915,289.83/567,932.58
  6. Step 6: Final answer
    x = 765,074.82

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1.5x scale

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.