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Finding the Fourth Proportional to 375,695.94, 518,513.52 and 232,502.10

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Solution

The fourth proportional to 375,695.94, 518,513.52 and 232,502.10 is: 320,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,695.94 : 518,513.52 = 232,502.10 : x
  2. Step 2: Convert to fraction form
    375,695.94/518,513.52 = 232,502.10/x
  3. Step 3: Cross multiply
    375,695.94x = 518,513.52 × 232,502.10
  4. Step 4: Simplify right side
    375,695.94x = 120,555,482,278.39
  5. Step 5: Solve for x
    x = 120,555,482,278.39/375,695.94
  6. Step 6: Final answer
    x = 320,885.77

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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.