Home / 1,177,981.48-1,767,061.76-458,013.88

Finding the Fourth Proportional to 1,177,981.48, 1,767,061.76 and 458,013.88

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Solution

The fourth proportional to 1,177,981.48, 1,767,061.76 and 458,013.88 is: 687,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,981.48 : 1,767,061.76 = 458,013.88 : x
  2. Step 2: Convert to fraction form
    1,177,981.48/1,767,061.76 = 458,013.88/x
  3. Step 3: Cross multiply
    1,177,981.48x = 1,767,061.76 × 458,013.88
  4. Step 4: Simplify right side
    1,177,981.48x = 809,338,812,897.23
  5. Step 5: Solve for x
    x = 809,338,812,897.23/1,177,981.48
  6. Step 6: Final answer
    x = 687,055.63

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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.