Home / 941,064.68-1,298,666.52-511,344.70

Finding the Fourth Proportional to 941,064.68, 1,298,666.52 and 511,344.70

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Solution

The fourth proportional to 941,064.68, 1,298,666.52 and 511,344.70 is: 705,654.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,064.68 : 1,298,666.52 = 511,344.70 : x
  2. Step 2: Convert to fraction form
    941,064.68/1,298,666.52 = 511,344.70/x
  3. Step 3: Cross multiply
    941,064.68x = 1,298,666.52 × 511,344.70
  4. Step 4: Simplify right side
    941,064.68x = 664,066,238,822.78
  5. Step 5: Solve for x
    x = 664,066,238,822.78/941,064.68
  6. Step 6: Final answer
    x = 705,654.19

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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.