Home / 649,064.11-895,703.46-358,695.18

Finding the Fourth Proportional to 649,064.11, 895,703.46 and 358,695.18

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Solution

The fourth proportional to 649,064.11, 895,703.46 and 358,695.18 is: 494,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,064.11 : 895,703.46 = 358,695.18 : x
  2. Step 2: Convert to fraction form
    649,064.11/895,703.46 = 358,695.18/x
  3. Step 3: Cross multiply
    649,064.11x = 895,703.46 × 358,695.18
  4. Step 4: Simplify right side
    649,064.11x = 321,284,513,811.32
  5. Step 5: Solve for x
    x = 321,284,513,811.32/649,064.11
  6. Step 6: Final answer
    x = 494,996.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.