Home / 716,411.16-1,074,246.84-210,906.63

Finding the Fourth Proportional to 716,411.16, 1,074,246.84 and 210,906.63

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Solution

The fourth proportional to 716,411.16, 1,074,246.84 and 210,906.63 is: 316,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,411.16 : 1,074,246.84 = 210,906.63 : x
  2. Step 2: Convert to fraction form
    716,411.16/1,074,246.84 = 210,906.63/x
  3. Step 3: Cross multiply
    716,411.16x = 1,074,246.84 × 210,906.63
  4. Step 4: Simplify right side
    716,411.16x = 226,565,780,812.55
  5. Step 5: Solve for x
    x = 226,565,780,812.55/716,411.16
  6. Step 6: Final answer
    x = 316,251.05

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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.