Home / 754,394.34-1,040,985.46-432,118.02

Finding the Fourth Proportional to 754,394.34, 1,040,985.46 and 432,118.02

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Solution

The fourth proportional to 754,394.34, 1,040,985.46 and 432,118.02 is: 596,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,394.34 : 1,040,985.46 = 432,118.02 : x
  2. Step 2: Convert to fraction form
    754,394.34/1,040,985.46 = 432,118.02/x
  3. Step 3: Cross multiply
    754,394.34x = 1,040,985.46 × 432,118.02
  4. Step 4: Simplify right side
    754,394.34x = 449,828,573,663.40
  5. Step 5: Solve for x
    x = 449,828,573,663.40/754,394.34
  6. Step 6: Final answer
    x = 596,277.77

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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.