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Finding the Fourth Proportional to 531,484.24, 797,090.52 and 157,419.76

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Solution

The fourth proportional to 531,484.24, 797,090.52 and 157,419.76 is: 236,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,484.24 : 797,090.52 = 157,419.76 : x
  2. Step 2: Convert to fraction form
    531,484.24/797,090.52 = 157,419.76/x
  3. Step 3: Cross multiply
    531,484.24x = 797,090.52 × 157,419.76
  4. Step 4: Simplify right side
    531,484.24x = 125,477,798,356.68
  5. Step 5: Solve for x
    x = 125,477,798,356.68/531,484.24
  6. Step 6: Final answer
    x = 236,089.41

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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.