Home / 462,081.36-693,293.76-282,535.20

Finding the Fourth Proportional to 462,081.36, 693,293.76 and 282,535.20

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Solution

The fourth proportional to 462,081.36, 693,293.76 and 282,535.20 is: 423,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,081.36 : 693,293.76 = 282,535.20 : x
  2. Step 2: Convert to fraction form
    462,081.36/693,293.76 = 282,535.20/x
  3. Step 3: Cross multiply
    462,081.36x = 693,293.76 × 282,535.20
  4. Step 4: Simplify right side
    462,081.36x = 195,879,891,140.35
  5. Step 5: Solve for x
    x = 195,879,891,140.35/462,081.36
  6. Step 6: Final answer
    x = 423,907.80

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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.