Home / 1,001,279.90-1,501,774.05-291,233.90

Finding the Fourth Proportional to 1,001,279.90, 1,501,774.05 and 291,233.90

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Solution

The fourth proportional to 1,001,279.90, 1,501,774.05 and 291,233.90 is: 436,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,279.90 : 1,501,774.05 = 291,233.90 : x
  2. Step 2: Convert to fraction form
    1,001,279.90/1,501,774.05 = 291,233.90/x
  3. Step 3: Cross multiply
    1,001,279.90x = 1,501,774.05 × 291,233.90
  4. Step 4: Simplify right side
    1,001,279.90x = 437,367,513,500.30
  5. Step 5: Solve for x
    x = 437,367,513,500.30/1,001,279.90
  6. Step 6: Final answer
    x = 436,808.44

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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.