Home / 1,310.04-1,964.70-529.98

Finding the Fourth Proportional to 1,310.04, 1,964.70 and 529.98

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Solution

The fourth proportional to 1,310.04, 1,964.70 and 529.98 is: 794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310.04 : 1,964.70 = 529.98 : x
  2. Step 2: Convert to fraction form
    1,310.04/1,964.70 = 529.98/x
  3. Step 3: Cross multiply
    1,310.04x = 1,964.70 × 529.98
  4. Step 4: Simplify right side
    1,310.04x = 1,041,251.71
  5. Step 5: Solve for x
    x = 1,041,251.71/1,310.04
  6. Step 6: Final answer
    x = 794.82

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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.