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Finding the Fourth Proportional to 580,346.16, 800,902.68 and 322,223.10

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Solution

The fourth proportional to 580,346.16, 800,902.68 and 322,223.10 is: 444,681.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,346.16 : 800,902.68 = 322,223.10 : x
  2. Step 2: Convert to fraction form
    580,346.16/800,902.68 = 322,223.10/x
  3. Step 3: Cross multiply
    580,346.16x = 800,902.68 × 322,223.10
  4. Step 4: Simplify right side
    580,346.16x = 258,069,344,347.91
  5. Step 5: Solve for x
    x = 258,069,344,347.91/580,346.16
  6. Step 6: Final answer
    x = 444,681.75

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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.