Home / 782,587.87-1,079,968.85-433,750.52

Finding the Fourth Proportional to 782,587.87, 1,079,968.85 and 433,750.52

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Solution

The fourth proportional to 782,587.87, 1,079,968.85 and 433,750.52 is: 598,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,587.87 : 1,079,968.85 = 433,750.52 : x
  2. Step 2: Convert to fraction form
    782,587.87/1,079,968.85 = 433,750.52/x
  3. Step 3: Cross multiply
    782,587.87x = 1,079,968.85 × 433,750.52
  4. Step 4: Simplify right side
    782,587.87x = 468,437,046,354.21
  5. Step 5: Solve for x
    x = 468,437,046,354.21/782,587.87
  6. Step 6: Final answer
    x = 598,574.38

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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.