Home / 763,715.52-1,145,485.44-202,795.20

Finding the Fourth Proportional to 763,715.52, 1,145,485.44 and 202,795.20

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Solution

The fourth proportional to 763,715.52, 1,145,485.44 and 202,795.20 is: 304,169.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,715.52 : 1,145,485.44 = 202,795.20 : x
  2. Step 2: Convert to fraction form
    763,715.52/1,145,485.44 = 202,795.20/x
  3. Step 3: Cross multiply
    763,715.52x = 1,145,485.44 × 202,795.20
  4. Step 4: Simplify right side
    763,715.52x = 232,298,948,901.89
  5. Step 5: Solve for x
    x = 232,298,948,901.89/763,715.52
  6. Step 6: Final answer
    x = 304,169.48

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Double scale
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1.5x scale

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.