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Finding the Fourth Proportional to 242,463.63, 334,752.99 and 178,690.35

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Solution

The fourth proportional to 242,463.63, 334,752.99 and 178,690.35 is: 246,705.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,463.63 : 334,752.99 = 178,690.35 : x
  2. Step 2: Convert to fraction form
    242,463.63/334,752.99 = 178,690.35/x
  3. Step 3: Cross multiply
    242,463.63x = 334,752.99 × 178,690.35
  4. Step 4: Simplify right side
    242,463.63x = 59,817,127,272.88
  5. Step 5: Solve for x
    x = 59,817,127,272.88/242,463.63
  6. Step 6: Final answer
    x = 246,705.57

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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.