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Finding the Fourth Proportional to 875,832.92, 1,208,648.90 and 473,424.92

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Solution

The fourth proportional to 875,832.92, 1,208,648.90 and 473,424.92 is: 653,326.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,832.92 : 1,208,648.90 = 473,424.92 : x
  2. Step 2: Convert to fraction form
    875,832.92/1,208,648.90 = 473,424.92/x
  3. Step 3: Cross multiply
    875,832.92x = 1,208,648.90 × 473,424.92
  4. Step 4: Simplify right side
    875,832.92x = 572,204,506,423.46
  5. Step 5: Solve for x
    x = 572,204,506,423.46/875,832.92
  6. Step 6: Final answer
    x = 653,326.10

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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.