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Finding the Fourth Proportional to 536,574.60, 806,417.10 and 468,145.80

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Solution

The fourth proportional to 536,574.60, 806,417.10 and 468,145.80 is: 703,575.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,574.60 : 806,417.10 = 468,145.80 : x
  2. Step 2: Convert to fraction form
    536,574.60/806,417.10 = 468,145.80/x
  3. Step 3: Cross multiply
    536,574.60x = 806,417.10 × 468,145.80
  4. Step 4: Simplify right side
    536,574.60x = 377,520,778,413.18
  5. Step 5: Solve for x
    x = 377,520,778,413.18/536,574.60
  6. Step 6: Final answer
    x = 703,575.57

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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.