Home / 1,020,059.29-1,530,033.57-310,031.97

Finding the Fourth Proportional to 1,020,059.29, 1,530,033.57 and 310,031.97

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Solution

The fourth proportional to 1,020,059.29, 1,530,033.57 and 310,031.97 is: 465,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,059.29 : 1,530,033.57 = 310,031.97 : x
  2. Step 2: Convert to fraction form
    1,020,059.29/1,530,033.57 = 310,031.97/x
  3. Step 3: Cross multiply
    1,020,059.29x = 1,530,033.57 × 310,031.97
  4. Step 4: Simplify right side
    1,020,059.29x = 474,359,321,873.23
  5. Step 5: Solve for x
    x = 474,359,321,873.23/1,020,059.29
  6. Step 6: Final answer
    x = 465,031.13

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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.