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Finding the Fourth Proportional to 560,605.42, 841,042.05 and 181,526.55

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Solution

The fourth proportional to 560,605.42, 841,042.05 and 181,526.55 is: 272,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,605.42 : 841,042.05 = 181,526.55 : x
  2. Step 2: Convert to fraction form
    560,605.42/841,042.05 = 181,526.55/x
  3. Step 3: Cross multiply
    560,605.42x = 841,042.05 × 181,526.55
  4. Step 4: Simplify right side
    560,605.42x = 152,671,461,741.43
  5. Step 5: Solve for x
    x = 152,671,461,741.43/560,605.42
  6. Step 6: Final answer
    x = 272,333.19

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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.