Home / 641,047.03-884,689.01-369,186.52

Finding the Fourth Proportional to 641,047.03, 884,689.01 and 369,186.52

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Solution

The fourth proportional to 641,047.03, 884,689.01 and 369,186.52 is: 509,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,047.03 : 884,689.01 = 369,186.52 : x
  2. Step 2: Convert to fraction form
    641,047.03/884,689.01 = 369,186.52/x
  3. Step 3: Cross multiply
    641,047.03x = 884,689.01 × 369,186.52
  4. Step 4: Simplify right side
    641,047.03x = 326,615,256,884.15
  5. Step 5: Solve for x
    x = 326,615,256,884.15/641,047.03
  6. Step 6: Final answer
    x = 509,502.80

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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.