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Finding the Fourth Proportional to 334,875, 462,127.68 and 183,981.72

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Solution

The fourth proportional to 334,875, 462,127.68 and 183,981.72 is: 253,894.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,875 : 462,127.68 = 183,981.72 : x
  2. Step 2: Convert to fraction form
    334,875/462,127.68 = 183,981.72/x
  3. Step 3: Cross multiply
    334,875x = 462,127.68 × 183,981.72
  4. Step 4: Simplify right side
    334,875x = 85,023,045,426.01
  5. Step 5: Solve for x
    x = 85,023,045,426.01/334,875
  6. Step 6: Final answer
    x = 253,894.87

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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.