Home / 579,620.10-867,680.55-579,620.10

Finding the Fourth Proportional to 579,620.10, 867,680.55 and 579,620.10

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Solution

The fourth proportional to 579,620.10, 867,680.55 and 579,620.10 is: 867,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,620.10 : 867,680.55 = 579,620.10 : x
  2. Step 2: Convert to fraction form
    579,620.10/867,680.55 = 579,620.10/x
  3. Step 3: Cross multiply
    579,620.10x = 867,680.55 × 579,620.10
  4. Step 4: Simplify right side
    579,620.10x = 502,925,087,159.06
  5. Step 5: Solve for x
    x = 502,925,087,159.06/579,620.10
  6. Step 6: Final answer
    x = 867,680.55

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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.