Home / 875,739.78-1,208,523.06-473,331.78

Finding the Fourth Proportional to 875,739.78, 1,208,523.06 and 473,331.78

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Solution

The fourth proportional to 875,739.78, 1,208,523.06 and 473,331.78 is: 653,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,739.78 : 1,208,523.06 = 473,331.78 : x
  2. Step 2: Convert to fraction form
    875,739.78/1,208,523.06 = 473,331.78/x
  3. Step 3: Cross multiply
    875,739.78x = 1,208,523.06 × 473,331.78
  4. Step 4: Simplify right side
    875,739.78x = 572,032,371,160.85
  5. Step 5: Solve for x
    x = 572,032,371,160.85/875,739.78
  6. Step 6: Final answer
    x = 653,199.03

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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.