Home / 786,181.80-1,179,272.70-502,746.60

Finding the Fourth Proportional to 786,181.80, 1,179,272.70 and 502,746.60

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Solution

The fourth proportional to 786,181.80, 1,179,272.70 and 502,746.60 is: 754,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,181.80 : 1,179,272.70 = 502,746.60 : x
  2. Step 2: Convert to fraction form
    786,181.80/1,179,272.70 = 502,746.60/x
  3. Step 3: Cross multiply
    786,181.80x = 1,179,272.70 × 502,746.60
  4. Step 4: Simplify right side
    786,181.80x = 592,875,340,397.82
  5. Step 5: Solve for x
    x = 592,875,340,397.82/786,181.80
  6. Step 6: Final answer
    x = 754,119.90

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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.