Home / 482,488.20-723,602.70-201,947.40

Finding the Fourth Proportional to 482,488.20, 723,602.70 and 201,947.40

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Solution

The fourth proportional to 482,488.20, 723,602.70 and 201,947.40 is: 302,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,488.20 : 723,602.70 = 201,947.40 : x
  2. Step 2: Convert to fraction form
    482,488.20/723,602.70 = 201,947.40/x
  3. Step 3: Cross multiply
    482,488.20x = 723,602.70 × 201,947.40
  4. Step 4: Simplify right side
    482,488.20x = 146,129,683,897.98
  5. Step 5: Solve for x
    x = 146,129,683,897.98/482,488.20
  6. Step 6: Final answer
    x = 302,866.86

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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.