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Finding the Fourth Proportional to 834,494.84, 1,151,602.88 and 452,521.92

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Solution

The fourth proportional to 834,494.84, 1,151,602.88 and 452,521.92 is: 624,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,494.84 : 1,151,602.88 = 452,521.92 : x
  2. Step 2: Convert to fraction form
    834,494.84/1,151,602.88 = 452,521.92/x
  3. Step 3: Cross multiply
    834,494.84x = 1,151,602.88 × 452,521.92
  4. Step 4: Simplify right side
    834,494.84x = 521,125,548,391.03
  5. Step 5: Solve for x
    x = 521,125,548,391.03/834,494.84
  6. Step 6: Final answer
    x = 624,480.25

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Double scale
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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.