Home / 361,769.04-499,272.84-210,862.80

Finding the Fourth Proportional to 361,769.04, 499,272.84 and 210,862.80

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Solution

The fourth proportional to 361,769.04, 499,272.84 and 210,862.80 is: 291,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,769.04 : 499,272.84 = 210,862.80 : x
  2. Step 2: Convert to fraction form
    361,769.04/499,272.84 = 210,862.80/x
  3. Step 3: Cross multiply
    361,769.04x = 499,272.84 × 210,862.80
  4. Step 4: Simplify right side
    361,769.04x = 105,278,069,006.35
  5. Step 5: Solve for x
    x = 105,278,069,006.35/361,769.04
  6. Step 6: Final answer
    x = 291,009.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.