Home / 1,123,698.52-1,685,563.34-365,543.95

Finding the Fourth Proportional to 1,123,698.52, 1,685,563.34 and 365,543.95

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Solution

The fourth proportional to 1,123,698.52, 1,685,563.34 and 365,543.95 is: 548,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,698.52 : 1,685,563.34 = 365,543.95 : x
  2. Step 2: Convert to fraction form
    1,123,698.52/1,685,563.34 = 365,543.95/x
  3. Step 3: Cross multiply
    1,123,698.52x = 1,685,563.34 × 365,543.95
  4. Step 4: Simplify right side
    1,123,698.52x = 616,147,475,713.13
  5. Step 5: Solve for x
    x = 616,147,475,713.13/1,123,698.52
  6. Step 6: Final answer
    x = 548,320.98

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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.