Home / 268,384.74-370,006.02-202,686.45

Finding the Fourth Proportional to 268,384.74, 370,006.02 and 202,686.45

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Solution

The fourth proportional to 268,384.74, 370,006.02 and 202,686.45 is: 279,431.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,384.74 : 370,006.02 = 202,686.45 : x
  2. Step 2: Convert to fraction form
    268,384.74/370,006.02 = 202,686.45/x
  3. Step 3: Cross multiply
    268,384.74x = 370,006.02 × 202,686.45
  4. Step 4: Simplify right side
    268,384.74x = 74,995,206,672.43
  5. Step 5: Solve for x
    x = 74,995,206,672.43/268,384.74
  6. Step 6: Final answer
    x = 279,431.71

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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.