Home / 875,852.33-1,208,691.95-513,378.95

Finding the Fourth Proportional to 875,852.33, 1,208,691.95 and 513,378.95

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Solution

The fourth proportional to 875,852.33, 1,208,691.95 and 513,378.95 is: 708,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,852.33 : 1,208,691.95 = 513,378.95 : x
  2. Step 2: Convert to fraction form
    875,852.33/1,208,691.95 = 513,378.95/x
  3. Step 3: Cross multiply
    875,852.33x = 1,208,691.95 × 513,378.95
  4. Step 4: Simplify right side
    875,852.33x = 620,516,995,554.10
  5. Step 5: Solve for x
    x = 620,516,995,554.10/875,852.33
  6. Step 6: Final answer
    x = 708,472.17

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1.5x scale

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.