Home / 346,521.93-519,479.20-166,517.70

Finding the Fourth Proportional to 346,521.93, 519,479.20 and 166,517.70

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Solution

The fourth proportional to 346,521.93, 519,479.20 and 166,517.70 is: 249,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,521.93 : 519,479.20 = 166,517.70 : x
  2. Step 2: Convert to fraction form
    346,521.93/519,479.20 = 166,517.70/x
  3. Step 3: Cross multiply
    346,521.93x = 519,479.20 × 166,517.70
  4. Step 4: Simplify right side
    346,521.93x = 86,502,481,581.84
  5. Step 5: Solve for x
    x = 86,502,481,581.84/346,521.93
  6. Step 6: Final answer
    x = 249,630.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.