Home / 497,501.04-746,031.96-142,434.48

Finding the Fourth Proportional to 497,501.04, 746,031.96 and 142,434.48

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Solution

The fourth proportional to 497,501.04, 746,031.96 and 142,434.48 is: 213,588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,501.04 : 746,031.96 = 142,434.48 : x
  2. Step 2: Convert to fraction form
    497,501.04/746,031.96 = 142,434.48/x
  3. Step 3: Cross multiply
    497,501.04x = 746,031.96 × 142,434.48
  4. Step 4: Simplify right side
    497,501.04x = 106,260,674,285.98
  5. Step 5: Solve for x
    x = 106,260,674,285.98/497,501.04
  6. Step 6: Final answer
    x = 213,588.85

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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.