Home / 379,834.32-569,489.04-166,499.76

Finding the Fourth Proportional to 379,834.32, 569,489.04 and 166,499.76

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Solution

The fourth proportional to 379,834.32, 569,489.04 and 166,499.76 is: 249,634.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,834.32 : 569,489.04 = 166,499.76 : x
  2. Step 2: Convert to fraction form
    379,834.32/569,489.04 = 166,499.76/x
  3. Step 3: Cross multiply
    379,834.32x = 569,489.04 × 166,499.76
  4. Step 4: Simplify right side
    379,834.32x = 94,819,788,482.63
  5. Step 5: Solve for x
    x = 94,819,788,482.63/379,834.32
  6. Step 6: Final answer
    x = 249,634.60

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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.