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Finding the Fourth Proportional to 343,633, 474,420.90 and 224,608.36

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Solution

The fourth proportional to 343,633, 474,420.90 and 224,608.36 is: 310,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,633 : 474,420.90 = 224,608.36 : x
  2. Step 2: Convert to fraction form
    343,633/474,420.90 = 224,608.36/x
  3. Step 3: Cross multiply
    343,633x = 474,420.90 × 224,608.36
  4. Step 4: Simplify right side
    343,633x = 106,558,900,298.72
  5. Step 5: Solve for x
    x = 106,558,900,298.72/343,633
  6. Step 6: Final answer
    x = 310,095.07

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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.