Home / 817,160.49-1,125,114.60-694,393.93

Finding the Fourth Proportional to 817,160.49, 1,125,114.60 and 694,393.93

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Solution

The fourth proportional to 817,160.49, 1,125,114.60 and 694,393.93 is: 956,082.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,160.49 : 1,125,114.60 = 694,393.93 : x
  2. Step 2: Convert to fraction form
    817,160.49/1,125,114.60 = 694,393.93/x
  3. Step 3: Cross multiply
    817,160.49x = 1,125,114.60 × 694,393.93
  4. Step 4: Simplify right side
    817,160.49x = 781,272,748,794.38
  5. Step 5: Solve for x
    x = 781,272,748,794.38/817,160.49
  6. Step 6: Final answer
    x = 956,082.38

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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.