Home / 1,248,119.29-1,872,178.94-301,490.01

Finding the Fourth Proportional to 1,248,119.29, 1,872,178.94 and 301,490.01

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Solution

The fourth proportional to 1,248,119.29, 1,872,178.94 and 301,490.01 is: 452,235.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,119.29 : 1,872,178.94 = 301,490.01 : x
  2. Step 2: Convert to fraction form
    1,248,119.29/1,872,178.94 = 301,490.01/x
  3. Step 3: Cross multiply
    1,248,119.29x = 1,872,178.94 × 301,490.01
  4. Step 4: Simplify right side
    1,248,119.29x = 564,443,248,096.11
  5. Step 5: Solve for x
    x = 564,443,248,096.11/1,248,119.29
  6. Step 6: Final answer
    x = 452,235.02

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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.