Home / 716,312.64-1,074,099.20-210,807.98

Finding the Fourth Proportional to 716,312.64, 1,074,099.20 and 210,807.98

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Solution

The fourth proportional to 716,312.64, 1,074,099.20 and 210,807.98 is: 316,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,312.64 : 1,074,099.20 = 210,807.98 : x
  2. Step 2: Convert to fraction form
    716,312.64/1,074,099.20 = 210,807.98/x
  3. Step 3: Cross multiply
    716,312.64x = 1,074,099.20 × 210,807.98
  4. Step 4: Simplify right side
    716,312.64x = 226,428,676,247.08
  5. Step 5: Solve for x
    x = 226,428,676,247.08/716,312.64
  6. Step 6: Final answer
    x = 316,103.14

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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.