Home / 349,776.48-522,673.05-262,654.29

Finding the Fourth Proportional to 349,776.48, 522,673.05 and 262,654.29

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Solution

The fourth proportional to 349,776.48, 522,673.05 and 262,654.29 is: 392,485.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,776.48 : 522,673.05 = 262,654.29 : x
  2. Step 2: Convert to fraction form
    349,776.48/522,673.05 = 262,654.29/x
  3. Step 3: Cross multiply
    349,776.48x = 522,673.05 × 262,654.29
  4. Step 4: Simplify right side
    349,776.48x = 137,282,318,849.88
  5. Step 5: Solve for x
    x = 137,282,318,849.88/349,776.48
  6. Step 6: Final answer
    x = 392,485.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.