Home / 269,898.27-402,665.15-242,995.74

Finding the Fourth Proportional to 269,898.27, 402,665.15 and 242,995.74

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Solution

The fourth proportional to 269,898.27, 402,665.15 and 242,995.74 is: 362,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,898.27 : 402,665.15 = 242,995.74 : x
  2. Step 2: Convert to fraction form
    269,898.27/402,665.15 = 242,995.74/x
  3. Step 3: Cross multiply
    269,898.27x = 402,665.15 × 242,995.74
  4. Step 4: Simplify right side
    269,898.27x = 97,845,914,881.48
  5. Step 5: Solve for x
    x = 97,845,914,881.48/269,898.27
  6. Step 6: Final answer
    x = 362,528.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.