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Finding the Fourth Proportional to 341,123.74, 511,803.62 and 116,642.18

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Solution

The fourth proportional to 341,123.74, 511,803.62 and 116,642.18 is: 175,003.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,123.74 : 511,803.62 = 116,642.18 : x
  2. Step 2: Convert to fraction form
    341,123.74/511,803.62 = 116,642.18/x
  3. Step 3: Cross multiply
    341,123.74x = 511,803.62 × 116,642.18
  4. Step 4: Simplify right side
    341,123.74x = 59,697,889,968.69
  5. Step 5: Solve for x
    x = 59,697,889,968.69/341,123.74
  6. Step 6: Final answer
    x = 175,003.62

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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.