Home / 1,437,576.30-2,156,622.66-490,725.63

Finding the Fourth Proportional to 1,437,576.30, 2,156,622.66 and 490,725.63

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Solution

The fourth proportional to 1,437,576.30, 2,156,622.66 and 490,725.63 is: 736,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,576.30 : 2,156,622.66 = 490,725.63 : x
  2. Step 2: Convert to fraction form
    1,437,576.30/2,156,622.66 = 490,725.63/x
  3. Step 3: Cross multiply
    1,437,576.30x = 2,156,622.66 × 490,725.63
  4. Step 4: Simplify right side
    1,437,576.30x = 1,058,310,013,500.78
  5. Step 5: Solve for x
    x = 1,058,310,013,500.78/1,437,576.30
  6. Step 6: Final answer
    x = 736,176.59

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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.