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Finding the Fourth Proportional to 350,135.80, 482,606.52 and 248,030.20

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Solution

The fourth proportional to 350,135.80, 482,606.52 and 248,030.20 is: 341,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,135.80 : 482,606.52 = 248,030.20 : x
  2. Step 2: Convert to fraction form
    350,135.80/482,606.52 = 248,030.20/x
  3. Step 3: Cross multiply
    350,135.80x = 482,606.52 × 248,030.20
  4. Step 4: Simplify right side
    350,135.80x = 119,700,991,676.90
  5. Step 5: Solve for x
    x = 119,700,991,676.90/350,135.80
  6. Step 6: Final answer
    x = 341,870.19

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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.