Home / 426,972.83-589,253.02-235,982.12

Finding the Fourth Proportional to 426,972.83, 589,253.02 and 235,982.12

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Solution

The fourth proportional to 426,972.83, 589,253.02 and 235,982.12 is: 325,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,972.83 : 589,253.02 = 235,982.12 : x
  2. Step 2: Convert to fraction form
    426,972.83/589,253.02 = 235,982.12/x
  3. Step 3: Cross multiply
    426,972.83x = 589,253.02 × 235,982.12
  4. Step 4: Simplify right side
    426,972.83x = 139,053,176,876.00
  5. Step 5: Solve for x
    x = 139,053,176,876.00/426,972.83
  6. Step 6: Final answer
    x = 325,672.19

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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.