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Finding the Fourth Proportional to 597,413.40, 896,120.10 and 376,229.40

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Solution

The fourth proportional to 597,413.40, 896,120.10 and 376,229.40 is: 564,344.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,413.40 : 896,120.10 = 376,229.40 : x
  2. Step 2: Convert to fraction form
    597,413.40/896,120.10 = 376,229.40/x
  3. Step 3: Cross multiply
    597,413.40x = 896,120.10 × 376,229.40
  4. Step 4: Simplify right side
    597,413.40x = 337,146,727,550.94
  5. Step 5: Solve for x
    x = 337,146,727,550.94/597,413.40
  6. Step 6: Final answer
    x = 564,344.10

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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.