Home / 762,394.96-1,142,148.96-508,911.10

Finding the Fourth Proportional to 762,394.96, 1,142,148.96 and 508,911.10

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Solution

The fourth proportional to 762,394.96, 1,142,148.96 and 508,911.10 is: 762,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,394.96 : 1,142,148.96 = 508,911.10 : x
  2. Step 2: Convert to fraction form
    762,394.96/1,142,148.96 = 508,911.10/x
  3. Step 3: Cross multiply
    762,394.96x = 1,142,148.96 × 508,911.10
  4. Step 4: Simplify right side
    762,394.96x = 581,252,283,597.46
  5. Step 5: Solve for x
    x = 581,252,283,597.46/762,394.96
  6. Step 6: Final answer
    x = 762,403.10

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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.