Home / 470,259.60-649,000.56-266,360.11

Finding the Fourth Proportional to 470,259.60, 649,000.56 and 266,360.11

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Solution

The fourth proportional to 470,259.60, 649,000.56 and 266,360.11 is: 367,600.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,259.60 : 649,000.56 = 266,360.11 : x
  2. Step 2: Convert to fraction form
    470,259.60/649,000.56 = 266,360.11/x
  3. Step 3: Cross multiply
    470,259.60x = 649,000.56 × 266,360.11
  4. Step 4: Simplify right side
    470,259.60x = 172,867,860,551.66
  5. Step 5: Solve for x
    x = 172,867,860,551.66/470,259.60
  6. Step 6: Final answer
    x = 367,600.92

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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.