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Finding the Fourth Proportional to 594,681.12, 891,821.74 and 215,522.46

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Solution

The fourth proportional to 594,681.12, 891,821.74 and 215,522.46 is: 323,211.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,681.12 : 891,821.74 = 215,522.46 : x
  2. Step 2: Convert to fraction form
    594,681.12/891,821.74 = 215,522.46/x
  3. Step 3: Cross multiply
    594,681.12x = 891,821.74 × 215,522.46
  4. Step 4: Simplify right side
    594,681.12x = 192,207,615,286.28
  5. Step 5: Solve for x
    x = 192,207,615,286.28/594,681.12
  6. Step 6: Final answer
    x = 323,211.23

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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.