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Finding the Fourth Proportional to 343,637, 474,426.42 and 224,612.36

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Solution

The fourth proportional to 343,637, 474,426.42 and 224,612.36 is: 310,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,637 : 474,426.42 = 224,612.36 : x
  2. Step 2: Convert to fraction form
    343,637/474,426.42 = 224,612.36/x
  3. Step 3: Cross multiply
    343,637x = 474,426.42 × 224,612.36
  4. Step 4: Simplify right side
    343,637x = 106,562,037,842.55
  5. Step 5: Solve for x
    x = 106,562,037,842.55/343,637
  6. Step 6: Final answer
    x = 310,100.59

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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.