Home / 941,200.52-1,298,839.72-511,482.16

Finding the Fourth Proportional to 941,200.52, 1,298,839.72 and 511,482.16

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Solution

The fourth proportional to 941,200.52, 1,298,839.72 and 511,482.16 is: 705,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,200.52 : 1,298,839.72 = 511,482.16 : x
  2. Step 2: Convert to fraction form
    941,200.52/1,298,839.72 = 511,482.16/x
  3. Step 3: Cross multiply
    941,200.52x = 1,298,839.72 × 511,482.16
  4. Step 4: Simplify right side
    941,200.52x = 664,333,345,479.40
  5. Step 5: Solve for x
    x = 664,333,345,479.40/941,200.52
  6. Step 6: Final answer
    x = 705,836.14

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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.