Home / 1,030.06-1,545.12-336.70

Finding the Fourth Proportional to 1,030.06, 1,545.12 and 336.70

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Solution

The fourth proportional to 1,030.06, 1,545.12 and 336.70 is: 505.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030.06 : 1,545.12 = 336.70 : x
  2. Step 2: Convert to fraction form
    1,030.06/1,545.12 = 336.70/x
  3. Step 3: Cross multiply
    1,030.06x = 1,545.12 × 336.70
  4. Step 4: Simplify right side
    1,030.06x = 520,240.22
  5. Step 5: Solve for x
    x = 520,240.22/1,030.06
  6. Step 6: Final answer
    x = 505.06

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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.