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Finding the Fourth Proportional to 567,635.90, 783,737.73 and 364,210.88

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Solution

The fourth proportional to 567,635.90, 783,737.73 and 364,210.88 is: 502,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,635.90 : 783,737.73 = 364,210.88 : x
  2. Step 2: Convert to fraction form
    567,635.90/783,737.73 = 364,210.88/x
  3. Step 3: Cross multiply
    567,635.90x = 783,737.73 × 364,210.88
  4. Step 4: Simplify right side
    567,635.90x = 285,445,804,413.81
  5. Step 5: Solve for x
    x = 285,445,804,413.81/567,635.90
  6. Step 6: Final answer
    x = 502,867.78

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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.