Home / 891,708.16-1,337,281.26-292,529.69

Finding the Fourth Proportional to 891,708.16, 1,337,281.26 and 292,529.69

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Solution

The fourth proportional to 891,708.16, 1,337,281.26 and 292,529.69 is: 438,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,708.16 : 1,337,281.26 = 292,529.69 : x
  2. Step 2: Convert to fraction form
    891,708.16/1,337,281.26 = 292,529.69/x
  3. Step 3: Cross multiply
    891,708.16x = 1,337,281.26 × 292,529.69
  4. Step 4: Simplify right side
    891,708.16x = 391,194,472,430.61
  5. Step 5: Solve for x
    x = 391,194,472,430.61/891,708.16
  6. Step 6: Final answer
    x = 438,702.36

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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.