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Finding the Fourth Proportional to 608,156.24, 839,298.12 and 336,232.40

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Solution

The fourth proportional to 608,156.24, 839,298.12 and 336,232.40 is: 464,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,156.24 : 839,298.12 = 336,232.40 : x
  2. Step 2: Convert to fraction form
    608,156.24/839,298.12 = 336,232.40/x
  3. Step 3: Cross multiply
    608,156.24x = 839,298.12 × 336,232.40
  4. Step 4: Simplify right side
    608,156.24x = 282,199,221,203.09
  5. Step 5: Solve for x
    x = 282,199,221,203.09/608,156.24
  6. Step 6: Final answer
    x = 464,024.21

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Double scale
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Similar ratio
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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.