Home / 1,102,859.28-1,653,384.96-392,482.80

Finding the Fourth Proportional to 1,102,859.28, 1,653,384.96 and 392,482.80

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Solution

The fourth proportional to 1,102,859.28, 1,653,384.96 and 392,482.80 is: 588,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,859.28 : 1,653,384.96 = 392,482.80 : x
  2. Step 2: Convert to fraction form
    1,102,859.28/1,653,384.96 = 392,482.80/x
  3. Step 3: Cross multiply
    1,102,859.28x = 1,653,384.96 × 392,482.80
  4. Step 4: Simplify right side
    1,102,859.28x = 648,925,158,578.69
  5. Step 5: Solve for x
    x = 648,925,158,578.69/1,102,859.28
  6. Step 6: Final answer
    x = 588,402.50

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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.