Home / 894,810.92-1,234,839.22-492,402.92

Finding the Fourth Proportional to 894,810.92, 1,234,839.22 and 492,402.92

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Solution

The fourth proportional to 894,810.92, 1,234,839.22 and 492,402.92 is: 679,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,810.92 : 1,234,839.22 = 492,402.92 : x
  2. Step 2: Convert to fraction form
    894,810.92/1,234,839.22 = 492,402.92/x
  3. Step 3: Cross multiply
    894,810.92x = 1,234,839.22 × 492,402.92
  4. Step 4: Simplify right side
    894,810.92x = 608,038,437,658.52
  5. Step 5: Solve for x
    x = 608,038,437,658.52/894,810.92
  6. Step 6: Final answer
    x = 679,516.11

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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.