Home / 472,799.46-652,440.51-257,926.71

Finding the Fourth Proportional to 472,799.46, 652,440.51 and 257,926.71

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Solution

The fourth proportional to 472,799.46, 652,440.51 and 257,926.71 is: 355,926.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,799.46 : 652,440.51 = 257,926.71 : x
  2. Step 2: Convert to fraction form
    472,799.46/652,440.51 = 257,926.71/x
  3. Step 3: Cross multiply
    472,799.46x = 652,440.51 × 257,926.71
  4. Step 4: Simplify right side
    472,799.46x = 168,281,834,215.02
  5. Step 5: Solve for x
    x = 168,281,834,215.02/472,799.46
  6. Step 6: Final answer
    x = 355,926.45

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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.