Home / 942,049.74-1,300,000.80-534,188.82

Finding the Fourth Proportional to 942,049.74, 1,300,000.80 and 534,188.82

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Solution

The fourth proportional to 942,049.74, 1,300,000.80 and 534,188.82 is: 737,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,049.74 : 1,300,000.80 = 534,188.82 : x
  2. Step 2: Convert to fraction form
    942,049.74/1,300,000.80 = 534,188.82/x
  3. Step 3: Cross multiply
    942,049.74x = 1,300,000.80 × 534,188.82
  4. Step 4: Simplify right side
    942,049.74x = 694,445,893,351.06
  5. Step 5: Solve for x
    x = 694,445,893,351.06/942,049.74
  6. Step 6: Final answer
    x = 737,164.78

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Double scale
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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.