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Finding the Fourth Proportional to 314,601.42, 471,508.04 and 247,777.62

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Solution

The fourth proportional to 314,601.42, 471,508.04 and 247,777.62 is: 371,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,601.42 : 471,508.04 = 247,777.62 : x
  2. Step 2: Convert to fraction form
    314,601.42/471,508.04 = 247,777.62/x
  3. Step 3: Cross multiply
    314,601.42x = 471,508.04 × 247,777.62
  4. Step 4: Simplify right side
    314,601.42x = 116,829,139,962.07
  5. Step 5: Solve for x
    x = 116,829,139,962.07/314,601.42
  6. Step 6: Final answer
    x = 371,356.05

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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.