Home / 931,251.48-1,396,123.85-291,225.93

Finding the Fourth Proportional to 931,251.48, 1,396,123.85 and 291,225.93

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Solution

The fourth proportional to 931,251.48, 1,396,123.85 and 291,225.93 is: 436,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,251.48 : 1,396,123.85 = 291,225.93 : x
  2. Step 2: Convert to fraction form
    931,251.48/1,396,123.85 = 291,225.93/x
  3. Step 3: Cross multiply
    931,251.48x = 1,396,123.85 × 291,225.93
  4. Step 4: Simplify right side
    931,251.48x = 406,587,468,319.08
  5. Step 5: Solve for x
    x = 406,587,468,319.08/931,251.48
  6. Step 6: Final answer
    x = 436,603.30

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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.