Home / 816,001.20-1,223,159.40-366,937.20

Finding the Fourth Proportional to 816,001.20, 1,223,159.40 and 366,937.20

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Solution

The fourth proportional to 816,001.20, 1,223,159.40 and 366,937.20 is: 550,026.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,001.20 : 1,223,159.40 = 366,937.20 : x
  2. Step 2: Convert to fraction form
    816,001.20/1,223,159.40 = 366,937.20/x
  3. Step 3: Cross multiply
    816,001.20x = 1,223,159.40 × 366,937.20
  4. Step 4: Simplify right side
    816,001.20x = 448,822,685,389.68
  5. Step 5: Solve for x
    x = 448,822,685,389.68/816,001.20
  6. Step 6: Final answer
    x = 550,026.99

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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.