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Finding the Fourth Proportional to 365,313, 548,133.66 and 232,158.72

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Solution

The fourth proportional to 365,313, 548,133.66 and 232,158.72 is: 348,342.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,313 : 548,133.66 = 232,158.72 : x
  2. Step 2: Convert to fraction form
    365,313/548,133.66 = 232,158.72/x
  3. Step 3: Cross multiply
    365,313x = 548,133.66 × 232,158.72
  4. Step 4: Simplify right side
    365,313x = 127,254,008,894.52
  5. Step 5: Solve for x
    x = 127,254,008,894.52/365,313
  6. Step 6: Final answer
    x = 348,342.40

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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.