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Finding the Fourth Proportional to 604,349.80, 907,223.10 and 324,413.80

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Solution

The fourth proportional to 604,349.80, 907,223.10 and 324,413.80 is: 486,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,349.80 : 907,223.10 = 324,413.80 : x
  2. Step 2: Convert to fraction form
    604,349.80/907,223.10 = 324,413.80/x
  3. Step 3: Cross multiply
    604,349.80x = 907,223.10 × 324,413.80
  4. Step 4: Simplify right side
    604,349.80x = 294,315,693,318.78
  5. Step 5: Solve for x
    x = 294,315,693,318.78/604,349.80
  6. Step 6: Final answer
    x = 486,995.60

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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.