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Finding the Fourth Proportional to 603,731.16, 904,413.60 and 350,480.88

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Solution

The fourth proportional to 603,731.16, 904,413.60 and 350,480.88 is: 525,034.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,731.16 : 904,413.60 = 350,480.88 : x
  2. Step 2: Convert to fraction form
    603,731.16/904,413.60 = 350,480.88/x
  3. Step 3: Cross multiply
    603,731.16x = 904,413.60 × 350,480.88
  4. Step 4: Simplify right side
    603,731.16x = 316,979,674,411.97
  5. Step 5: Solve for x
    x = 316,979,674,411.97/603,731.16
  6. Step 6: Final answer
    x = 525,034.48

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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.