Home / 590,047.20-884,414.70-323,998.65

Finding the Fourth Proportional to 590,047.20, 884,414.70 and 323,998.65

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Solution

The fourth proportional to 590,047.20, 884,414.70 and 323,998.65 is: 485,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,047.20 : 884,414.70 = 323,998.65 : x
  2. Step 2: Convert to fraction form
    590,047.20/884,414.70 = 323,998.65/x
  3. Step 3: Cross multiply
    590,047.20x = 884,414.70 × 323,998.65
  4. Step 4: Simplify right side
    590,047.20x = 286,549,168,840.16
  5. Step 5: Solve for x
    x = 286,549,168,840.16/590,047.20
  6. Step 6: Final answer
    x = 485,637.71

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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.