Home / 852,063.84-1,277,920.80-402,593.76

Finding the Fourth Proportional to 852,063.84, 1,277,920.80 and 402,593.76

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Solution

The fourth proportional to 852,063.84, 1,277,920.80 and 402,593.76 is: 603,807.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,063.84 : 1,277,920.80 = 402,593.76 : x
  2. Step 2: Convert to fraction form
    852,063.84/1,277,920.80 = 402,593.76/x
  3. Step 3: Cross multiply
    852,063.84x = 1,277,920.80 × 402,593.76
  4. Step 4: Simplify right side
    852,063.84x = 514,482,939,854.21
  5. Step 5: Solve for x
    x = 514,482,939,854.21/852,063.84
  6. Step 6: Final answer
    x = 603,807.97

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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.