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Finding the Fourth Proportional to 560,632.86, 841,070.49 and 181,591.74

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Solution

The fourth proportional to 560,632.86, 841,070.49 and 181,591.74 is: 272,426.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,632.86 : 841,070.49 = 181,591.74 : x
  2. Step 2: Convert to fraction form
    560,632.86/841,070.49 = 181,591.74/x
  3. Step 3: Cross multiply
    560,632.86x = 841,070.49 × 181,591.74
  4. Step 4: Simplify right side
    560,632.86x = 152,731,453,741.75
  5. Step 5: Solve for x
    x = 152,731,453,741.75/560,632.86
  6. Step 6: Final answer
    x = 272,426.87

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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.