Home / 884,386.34-1,326,253.11-315,615.26

Finding the Fourth Proportional to 884,386.34, 1,326,253.11 and 315,615.26

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Solution

The fourth proportional to 884,386.34, 1,326,253.11 and 315,615.26 is: 473,306.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,386.34 : 1,326,253.11 = 315,615.26 : x
  2. Step 2: Convert to fraction form
    884,386.34/1,326,253.11 = 315,615.26/x
  3. Step 3: Cross multiply
    884,386.34x = 1,326,253.11 × 315,615.26
  4. Step 4: Simplify right side
    884,386.34x = 418,585,720,138.46
  5. Step 5: Solve for x
    x = 418,585,720,138.46/884,386.34
  6. Step 6: Final answer
    x = 473,306.41

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1.5x scale

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.