Home / 1,013,715.95-1,398,917.35-548,559.64

Finding the Fourth Proportional to 1,013,715.95, 1,398,917.35 and 548,559.64

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Solution

The fourth proportional to 1,013,715.95, 1,398,917.35 and 548,559.64 is: 757,006.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,715.95 : 1,398,917.35 = 548,559.64 : x
  2. Step 2: Convert to fraction form
    1,013,715.95/1,398,917.35 = 548,559.64/x
  3. Step 3: Cross multiply
    1,013,715.95x = 1,398,917.35 × 548,559.64
  4. Step 4: Simplify right side
    1,013,715.95x = 767,389,593,037.06
  5. Step 5: Solve for x
    x = 767,389,593,037.06/1,013,715.95
  6. Step 6: Final answer
    x = 757,006.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.