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Finding the Fourth Proportional to 336,652.40, 464,384.40 and 215,750.72

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Solution

The fourth proportional to 336,652.40, 464,384.40 and 215,750.72 is: 297,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,652.40 : 464,384.40 = 215,750.72 : x
  2. Step 2: Convert to fraction form
    336,652.40/464,384.40 = 215,750.72/x
  3. Step 3: Cross multiply
    336,652.40x = 464,384.40 × 215,750.72
  4. Step 4: Simplify right side
    336,652.40x = 100,191,268,656.77
  5. Step 5: Solve for x
    x = 100,191,268,656.77/336,652.40
  6. Step 6: Final answer
    x = 297,610.44

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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.