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Finding the Fourth Proportional to 876,252, 1,209,227.82 and 473,844

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Solution

The fourth proportional to 876,252, 1,209,227.82 and 473,844 is: 653,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,252 : 1,209,227.82 = 473,844 : x
  2. Step 2: Convert to fraction form
    876,252/1,209,227.82 = 473,844/x
  3. Step 3: Cross multiply
    876,252x = 1,209,227.82 × 473,844
  4. Step 4: Simplify right side
    876,252x = 572,985,347,140.08
  5. Step 5: Solve for x
    x = 572,985,347,140.08/876,252
  6. Step 6: Final answer
    x = 653,904.75

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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.