Home / 1,005,981.72-1,508,950.71-473,207.46

Finding the Fourth Proportional to 1,005,981.72, 1,508,950.71 and 473,207.46

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Solution

The fourth proportional to 1,005,981.72, 1,508,950.71 and 473,207.46 is: 709,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,981.72 : 1,508,950.71 = 473,207.46 : x
  2. Step 2: Convert to fraction form
    1,005,981.72/1,508,950.71 = 473,207.46/x
  3. Step 3: Cross multiply
    1,005,981.72x = 1,508,950.71 × 473,207.46
  4. Step 4: Simplify right side
    1,005,981.72x = 714,046,732,744.30
  5. Step 5: Solve for x
    x = 714,046,732,744.30/1,005,981.72
  6. Step 6: Final answer
    x = 709,800.90

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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.