Home / 540,380.22-810,569.07-507,497.28

Finding the Fourth Proportional to 540,380.22, 810,569.07 and 507,497.28

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Solution

The fourth proportional to 540,380.22, 810,569.07 and 507,497.28 is: 761,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,380.22 : 810,569.07 = 507,497.28 : x
  2. Step 2: Convert to fraction form
    540,380.22/810,569.07 = 507,497.28/x
  3. Step 3: Cross multiply
    540,380.22x = 810,569.07 × 507,497.28
  4. Step 4: Simplify right side
    540,380.22x = 411,361,598,277.13
  5. Step 5: Solve for x
    x = 411,361,598,277.13/540,380.22
  6. Step 6: Final answer
    x = 761,244.74

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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.