Home / 771,550.20-1,156,902.47-238,923.36

Finding the Fourth Proportional to 771,550.20, 1,156,902.47 and 238,923.36

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Solution

The fourth proportional to 771,550.20, 1,156,902.47 and 238,923.36 is: 358,254.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,550.20 : 1,156,902.47 = 238,923.36 : x
  2. Step 2: Convert to fraction form
    771,550.20/1,156,902.47 = 238,923.36/x
  3. Step 3: Cross multiply
    771,550.20x = 1,156,902.47 × 238,923.36
  4. Step 4: Simplify right side
    771,550.20x = 276,411,025,324.70
  5. Step 5: Solve for x
    x = 276,411,025,324.70/771,550.20
  6. Step 6: Final answer
    x = 358,254.10

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Double scale
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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.