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Finding the Fourth Proportional to 566,294.46, 849,440.82 and 388,261.74

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Solution

The fourth proportional to 566,294.46, 849,440.82 and 388,261.74 is: 582,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,294.46 : 849,440.82 = 388,261.74 : x
  2. Step 2: Convert to fraction form
    566,294.46/849,440.82 = 388,261.74/x
  3. Step 3: Cross multiply
    566,294.46x = 849,440.82 × 388,261.74
  4. Step 4: Simplify right side
    566,294.46x = 329,805,370,800.23
  5. Step 5: Solve for x
    x = 329,805,370,800.23/566,294.46
  6. Step 6: Final answer
    x = 582,392.01

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.