Home / 589,328.45-884,057.48-215,432.45

Finding the Fourth Proportional to 589,328.45, 884,057.48 and 215,432.45

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Solution

The fourth proportional to 589,328.45, 884,057.48 and 215,432.45 is: 323,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,328.45 : 884,057.48 = 215,432.45 : x
  2. Step 2: Convert to fraction form
    589,328.45/884,057.48 = 215,432.45/x
  3. Step 3: Cross multiply
    589,328.45x = 884,057.48 × 215,432.45
  4. Step 4: Simplify right side
    589,328.45x = 190,454,667,780.06
  5. Step 5: Solve for x
    x = 190,454,667,780.06/589,328.45
  6. Step 6: Final answer
    x = 323,172.36

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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.