Home / 891,707.91-1,337,280.89-292,529.44

Finding the Fourth Proportional to 891,707.91, 1,337,280.89 and 292,529.44

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Solution

The fourth proportional to 891,707.91, 1,337,280.89 and 292,529.44 is: 438,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,707.91 : 1,337,280.89 = 292,529.44 : x
  2. Step 2: Convert to fraction form
    891,707.91/1,337,280.89 = 292,529.44/x
  3. Step 3: Cross multiply
    891,707.91x = 1,337,280.89 × 292,529.44
  4. Step 4: Simplify right side
    891,707.91x = 391,194,028,411.75
  5. Step 5: Solve for x
    x = 391,194,028,411.75/891,707.91
  6. Step 6: Final answer
    x = 438,701.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.