Home / 830,737.11-1,248,706.78-548,243.03

Finding the Fourth Proportional to 830,737.11, 1,248,706.78 and 548,243.03

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Solution

The fourth proportional to 830,737.11, 1,248,706.78 and 548,243.03 is: 824,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,737.11 : 1,248,706.78 = 548,243.03 : x
  2. Step 2: Convert to fraction form
    830,737.11/1,248,706.78 = 548,243.03/x
  3. Step 3: Cross multiply
    830,737.11x = 1,248,706.78 × 548,243.03
  4. Step 4: Simplify right side
    830,737.11x = 684,594,788,648.74
  5. Step 5: Solve for x
    x = 684,594,788,648.74/830,737.11
  6. Step 6: Final answer
    x = 824,081.14

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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.