Home / 864,006.10-1,296,009.15-484,537.30

Finding the Fourth Proportional to 864,006.10, 1,296,009.15 and 484,537.30

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Solution

The fourth proportional to 864,006.10, 1,296,009.15 and 484,537.30 is: 726,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,006.10 : 1,296,009.15 = 484,537.30 : x
  2. Step 2: Convert to fraction form
    864,006.10/1,296,009.15 = 484,537.30/x
  3. Step 3: Cross multiply
    864,006.10x = 1,296,009.15 × 484,537.30
  4. Step 4: Simplify right side
    864,006.10x = 627,964,774,316.30
  5. Step 5: Solve for x
    x = 627,964,774,316.30/864,006.10
  6. Step 6: Final answer
    x = 726,805.95

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Double scale
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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.