Home / 649,014.13-895,057.71-540,477.87

Finding the Fourth Proportional to 649,014.13, 895,057.71 and 540,477.87

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Solution

The fourth proportional to 649,014.13, 895,057.71 and 540,477.87 is: 745,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,014.13 : 895,057.71 = 540,477.87 : x
  2. Step 2: Convert to fraction form
    649,014.13/895,057.71 = 540,477.87/x
  3. Step 3: Cross multiply
    649,014.13x = 895,057.71 × 540,477.87
  4. Step 4: Simplify right side
    649,014.13x = 483,758,884,627.88
  5. Step 5: Solve for x
    x = 483,758,884,627.88/649,014.13
  6. Step 6: Final answer
    x = 745,374.97

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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.