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Finding the Fourth Proportional to 531,483.91, 797,239.69 and 152,389.33

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Solution

The fourth proportional to 531,483.91, 797,239.69 and 152,389.33 is: 228,587.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,483.91 : 797,239.69 = 152,389.33 : x
  2. Step 2: Convert to fraction form
    531,483.91/797,239.69 = 152,389.33/x
  3. Step 3: Cross multiply
    531,483.91x = 797,239.69 × 152,389.33
  4. Step 4: Simplify right side
    531,483.91x = 121,490,819,834.44
  5. Step 5: Solve for x
    x = 121,490,819,834.44/531,483.91
  6. Step 6: Final answer
    x = 228,587.96

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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.