Home / 748,041.10-1,122,061.65-242,601.10

Finding the Fourth Proportional to 748,041.10, 1,122,061.65 and 242,601.10

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Solution

The fourth proportional to 748,041.10, 1,122,061.65 and 242,601.10 is: 363,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,041.10 : 1,122,061.65 = 242,601.10 : x
  2. Step 2: Convert to fraction form
    748,041.10/1,122,061.65 = 242,601.10/x
  3. Step 3: Cross multiply
    748,041.10x = 1,122,061.65 × 242,601.10
  4. Step 4: Simplify right side
    748,041.10x = 272,213,390,557.82
  5. Step 5: Solve for x
    x = 272,213,390,557.82/748,041.10
  6. Step 6: Final answer
    x = 363,901.65

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.