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Finding the Fourth Proportional to 576,030.80, 864,046.20 and 436,062.80

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Solution

The fourth proportional to 576,030.80, 864,046.20 and 436,062.80 is: 654,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,030.80 : 864,046.20 = 436,062.80 : x
  2. Step 2: Convert to fraction form
    576,030.80/864,046.20 = 436,062.80/x
  3. Step 3: Cross multiply
    576,030.80x = 864,046.20 × 436,062.80
  4. Step 4: Simplify right side
    576,030.80x = 376,778,405,301.36
  5. Step 5: Solve for x
    x = 376,778,405,301.36/576,030.80
  6. Step 6: Final answer
    x = 654,094.20

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Similar ratio
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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.