Home / 975,121.05-1,462,451.94-548,838.30

Finding the Fourth Proportional to 975,121.05, 1,462,451.94 and 548,838.30

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Solution

The fourth proportional to 975,121.05, 1,462,451.94 and 548,838.30 is: 823,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,121.05 : 1,462,451.94 = 548,838.30 : x
  2. Step 2: Convert to fraction form
    975,121.05/1,462,451.94 = 548,838.30/x
  3. Step 3: Cross multiply
    975,121.05x = 1,462,451.94 × 548,838.30
  4. Step 4: Simplify right side
    975,121.05x = 802,649,636,581.30
  5. Step 5: Solve for x
    x = 802,649,636,581.30/975,121.05
  6. Step 6: Final answer
    x = 823,128.20

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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.