Home / 549,130.07-823,610.45-149,803.31

Finding the Fourth Proportional to 549,130.07, 823,610.45 and 149,803.31

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Solution

The fourth proportional to 549,130.07, 823,610.45 and 149,803.31 is: 224,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,130.07 : 823,610.45 = 149,803.31 : x
  2. Step 2: Convert to fraction form
    549,130.07/823,610.45 = 149,803.31/x
  3. Step 3: Cross multiply
    549,130.07x = 823,610.45 × 149,803.31
  4. Step 4: Simplify right side
    549,130.07x = 123,379,566,693.52
  5. Step 5: Solve for x
    x = 123,379,566,693.52/549,130.07
  6. Step 6: Final answer
    x = 224,681.86

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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.