Home / 790,452.96-1,090,825.74-427,875.71

Finding the Fourth Proportional to 790,452.96, 1,090,825.74 and 427,875.71

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Solution

The fourth proportional to 790,452.96, 1,090,825.74 and 427,875.71 is: 590,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,452.96 : 1,090,825.74 = 427,875.71 : x
  2. Step 2: Convert to fraction form
    790,452.96/1,090,825.74 = 427,875.71/x
  3. Step 3: Cross multiply
    790,452.96x = 1,090,825.74 × 427,875.71
  4. Step 4: Simplify right side
    790,452.96x = 466,737,832,534.65
  5. Step 5: Solve for x
    x = 466,737,832,534.65/790,452.96
  6. Step 6: Final answer
    x = 590,468.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.