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Finding the Fourth Proportional to 331,750.80, 497,237.40 and 248,547.60

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Solution

The fourth proportional to 331,750.80, 497,237.40 and 248,547.60 is: 372,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,750.80 : 497,237.40 = 248,547.60 : x
  2. Step 2: Convert to fraction form
    331,750.80/497,237.40 = 248,547.60/x
  3. Step 3: Cross multiply
    331,750.80x = 497,237.40 × 248,547.60
  4. Step 4: Simplify right side
    331,750.80x = 123,587,162,400.24
  5. Step 5: Solve for x
    x = 123,587,162,400.24/331,750.80
  6. Step 6: Final answer
    x = 372,530.11

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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.