Home / 385,557.27-532,085.65-213,475.22

Finding the Fourth Proportional to 385,557.27, 532,085.65 and 213,475.22

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Solution

The fourth proportional to 385,557.27, 532,085.65 and 213,475.22 is: 294,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,557.27 : 532,085.65 = 213,475.22 : x
  2. Step 2: Convert to fraction form
    385,557.27/532,085.65 = 213,475.22/x
  3. Step 3: Cross multiply
    385,557.27x = 532,085.65 × 213,475.22
  4. Step 4: Simplify right side
    385,557.27x = 113,587,101,192.59
  5. Step 5: Solve for x
    x = 113,587,101,192.59/385,557.27
  6. Step 6: Final answer
    x = 294,605.00

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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.