Home / 385,570.04-532,012.77-249,585.12

Finding the Fourth Proportional to 385,570.04, 532,012.77 and 249,585.12

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Solution

The fourth proportional to 385,570.04, 532,012.77 and 249,585.12 is: 344,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,570.04 : 532,012.77 = 249,585.12 : x
  2. Step 2: Convert to fraction form
    385,570.04/532,012.77 = 249,585.12/x
  3. Step 3: Cross multiply
    385,570.04x = 532,012.77 × 249,585.12
  4. Step 4: Simplify right side
    385,570.04x = 132,782,471,041.98
  5. Step 5: Solve for x
    x = 132,782,471,041.98/385,570.04
  6. Step 6: Final answer
    x = 344,379.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.