Home / 698,256.54-1,047,844.08-382,934.88

Finding the Fourth Proportional to 698,256.54, 1,047,844.08 and 382,934.88

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Solution

The fourth proportional to 698,256.54, 1,047,844.08 and 382,934.88 is: 574,654.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,256.54 : 1,047,844.08 = 382,934.88 : x
  2. Step 2: Convert to fraction form
    698,256.54/1,047,844.08 = 382,934.88/x
  3. Step 3: Cross multiply
    698,256.54x = 1,047,844.08 × 382,934.88
  4. Step 4: Simplify right side
    698,256.54x = 401,256,047,033.51
  5. Step 5: Solve for x
    x = 401,256,047,033.51/698,256.54
  6. Step 6: Final answer
    x = 574,654.19

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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.