Home / 710,819.04-1,066,415.52-255,456.28

Finding the Fourth Proportional to 710,819.04, 1,066,415.52 and 255,456.28

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Solution

The fourth proportional to 710,819.04, 1,066,415.52 and 255,456.28 is: 383,251.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,819.04 : 1,066,415.52 = 255,456.28 : x
  2. Step 2: Convert to fraction form
    710,819.04/1,066,415.52 = 255,456.28/x
  3. Step 3: Cross multiply
    710,819.04x = 1,066,415.52 × 255,456.28
  4. Step 4: Simplify right side
    710,819.04x = 272,422,541,673.47
  5. Step 5: Solve for x
    x = 272,422,541,673.47/710,819.04
  6. Step 6: Final answer
    x = 383,251.61

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1.5x scale

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.