Home / 1,090,337.75-1,635,506.24-291,598.55

Finding the Fourth Proportional to 1,090,337.75, 1,635,506.24 and 291,598.55

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Solution

The fourth proportional to 1,090,337.75, 1,635,506.24 and 291,598.55 is: 437,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,337.75 : 1,635,506.24 = 291,598.55 : x
  2. Step 2: Convert to fraction form
    1,090,337.75/1,635,506.24 = 291,598.55/x
  3. Step 3: Cross multiply
    1,090,337.75x = 1,635,506.24 × 291,598.55
  4. Step 4: Simplify right side
    1,090,337.75x = 476,911,238,464.43
  5. Step 5: Solve for x
    x = 476,911,238,464.43/1,090,337.75
  6. Step 6: Final answer
    x = 437,397.72

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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.