Home / 835,691.02-1,254,034.61-303,253.58

Finding the Fourth Proportional to 835,691.02, 1,254,034.61 and 303,253.58

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Solution

The fourth proportional to 835,691.02, 1,254,034.61 and 303,253.58 is: 455,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,691.02 : 1,254,034.61 = 303,253.58 : x
  2. Step 2: Convert to fraction form
    835,691.02/1,254,034.61 = 303,253.58/x
  3. Step 3: Cross multiply
    835,691.02x = 1,254,034.61 × 303,253.58
  4. Step 4: Simplify right side
    835,691.02x = 380,290,484,926.40
  5. Step 5: Solve for x
    x = 380,290,484,926.40/835,691.02
  6. Step 6: Final answer
    x = 455,061.11

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Double scale
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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.