Home / 472,785.66-652,417.64-268,886.18

Finding the Fourth Proportional to 472,785.66, 652,417.64 and 268,886.18

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Solution

The fourth proportional to 472,785.66, 652,417.64 and 268,886.18 is: 371,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,785.66 : 652,417.64 = 268,886.18 : x
  2. Step 2: Convert to fraction form
    472,785.66/652,417.64 = 268,886.18/x
  3. Step 3: Cross multiply
    472,785.66x = 652,417.64 × 268,886.18
  4. Step 4: Simplify right side
    472,785.66x = 175,426,088,279.15
  5. Step 5: Solve for x
    x = 175,426,088,279.15/472,785.66
  6. Step 6: Final answer
    x = 371,047.82

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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.