Home / 727,712.70-1,091,569.05-650,730.30

Finding the Fourth Proportional to 727,712.70, 1,091,569.05 and 650,730.30

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Solution

The fourth proportional to 727,712.70, 1,091,569.05 and 650,730.30 is: 976,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,712.70 : 1,091,569.05 = 650,730.30 : x
  2. Step 2: Convert to fraction form
    727,712.70/1,091,569.05 = 650,730.30/x
  3. Step 3: Cross multiply
    727,712.70x = 1,091,569.05 × 650,730.30
  4. Step 4: Simplify right side
    727,712.70x = 710,317,055,377.22
  5. Step 5: Solve for x
    x = 710,317,055,377.22/727,712.70
  6. Step 6: Final answer
    x = 976,095.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.