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Finding the Fourth Proportional to 416,266.13, 624,285.80 and 116,728.13

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Solution

The fourth proportional to 416,266.13, 624,285.80 and 116,728.13 is: 175,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,266.13 : 624,285.80 = 116,728.13 : x
  2. Step 2: Convert to fraction form
    416,266.13/624,285.80 = 116,728.13/x
  3. Step 3: Cross multiply
    416,266.13x = 624,285.80 × 116,728.13
  4. Step 4: Simplify right side
    416,266.13x = 72,871,715,434.36
  5. Step 5: Solve for x
    x = 72,871,715,434.36/416,266.13
  6. Step 6: Final answer
    x = 175,060.40

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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.