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Finding the Fourth Proportional to 434,274.30, 599,298.59 and 240,694.51

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Solution

The fourth proportional to 434,274.30, 599,298.59 and 240,694.51 is: 332,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,274.30 : 599,298.59 = 240,694.51 : x
  2. Step 2: Convert to fraction form
    434,274.30/599,298.59 = 240,694.51/x
  3. Step 3: Cross multiply
    434,274.30x = 599,298.59 × 240,694.51
  4. Step 4: Simplify right side
    434,274.30x = 144,247,880,463.74
  5. Step 5: Solve for x
    x = 144,247,880,463.74/434,274.30
  6. Step 6: Final answer
    x = 332,158.45

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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.