Home / 942,081.24-1,300,044.30-534,220.20

Finding the Fourth Proportional to 942,081.24, 1,300,044.30 and 534,220.20

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Solution

The fourth proportional to 942,081.24, 1,300,044.30 and 534,220.20 is: 737,208.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,081.24 : 1,300,044.30 = 534,220.20 : x
  2. Step 2: Convert to fraction form
    942,081.24/1,300,044.30 = 534,220.20/x
  3. Step 3: Cross multiply
    942,081.24x = 1,300,044.30 × 534,220.20
  4. Step 4: Simplify right side
    942,081.24x = 694,509,925,954.86
  5. Step 5: Solve for x
    x = 694,509,925,954.86/942,081.24
  6. Step 6: Final answer
    x = 737,208.11

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Double scale
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Similar ratio
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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.