Home / 896,455.69-1,344,946.88-265,385.90

Finding the Fourth Proportional to 896,455.69, 1,344,946.88 and 265,385.90

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Solution

The fourth proportional to 896,455.69, 1,344,946.88 and 265,385.90 is: 398,156.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,455.69 : 1,344,946.88 = 265,385.90 : x
  2. Step 2: Convert to fraction form
    896,455.69/1,344,946.88 = 265,385.90/x
  3. Step 3: Cross multiply
    896,455.69x = 1,344,946.88 × 265,385.90
  4. Step 4: Simplify right side
    896,455.69x = 356,929,942,226.82
  5. Step 5: Solve for x
    x = 356,929,942,226.82/896,455.69
  6. Step 6: Final answer
    x = 398,156.82

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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.