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Finding the Fourth Proportional to 581,150.94, 873,038.67 and 344,648.76

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Solution

The fourth proportional to 581,150.94, 873,038.67 and 344,648.76 is: 517,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,150.94 : 873,038.67 = 344,648.76 : x
  2. Step 2: Convert to fraction form
    581,150.94/873,038.67 = 344,648.76/x
  3. Step 3: Cross multiply
    581,150.94x = 873,038.67 × 344,648.76
  4. Step 4: Simplify right side
    581,150.94x = 300,891,695,047.55
  5. Step 5: Solve for x
    x = 300,891,695,047.55/581,150.94
  6. Step 6: Final answer
    x = 517,751.37

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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.