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Finding the Fourth Proportional to 590,009.72, 814,199.90 and 360,566.10

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Solution

The fourth proportional to 590,009.72, 814,199.90 and 360,566.10 is: 497,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,009.72 : 814,199.90 = 360,566.10 : x
  2. Step 2: Convert to fraction form
    590,009.72/814,199.90 = 360,566.10/x
  3. Step 3: Cross multiply
    590,009.72x = 814,199.90 × 360,566.10
  4. Step 4: Simplify right side
    590,009.72x = 293,572,880,760.56
  5. Step 5: Solve for x
    x = 293,572,880,760.56/590,009.72
  6. Step 6: Final answer
    x = 497,572.96

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1.5x scale

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.