Home / 684,702.30-1,027,053.45-578,414.10

Finding the Fourth Proportional to 684,702.30, 1,027,053.45 and 578,414.10

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Solution

The fourth proportional to 684,702.30, 1,027,053.45 and 578,414.10 is: 867,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,702.30 : 1,027,053.45 = 578,414.10 : x
  2. Step 2: Convert to fraction form
    684,702.30/1,027,053.45 = 578,414.10/x
  3. Step 3: Cross multiply
    684,702.30x = 1,027,053.45 × 578,414.10
  4. Step 4: Simplify right side
    684,702.30x = 594,062,196,933.65
  5. Step 5: Solve for x
    x = 594,062,196,933.65/684,702.30
  6. Step 6: Final answer
    x = 867,621.15

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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.