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Finding the Fourth Proportional to 584,889.15, 807,152.60 and 343,175.84

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Solution

The fourth proportional to 584,889.15, 807,152.60 and 343,175.84 is: 473,585.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,889.15 : 807,152.60 = 343,175.84 : x
  2. Step 2: Convert to fraction form
    584,889.15/807,152.60 = 343,175.84/x
  3. Step 3: Cross multiply
    584,889.15x = 807,152.60 × 343,175.84
  4. Step 4: Simplify right side
    584,889.15x = 276,995,269,431.82
  5. Step 5: Solve for x
    x = 276,995,269,431.82/584,889.15
  6. Step 6: Final answer
    x = 473,585.92

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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.