Home / 478,350.24-655,343.04-460,413.60

Finding the Fourth Proportional to 478,350.24, 655,343.04 and 460,413.60

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Solution

The fourth proportional to 478,350.24, 655,343.04 and 460,413.60 is: 630,769.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,350.24 : 655,343.04 = 460,413.60 : x
  2. Step 2: Convert to fraction form
    478,350.24/655,343.04 = 460,413.60/x
  3. Step 3: Cross multiply
    478,350.24x = 655,343.04 × 460,413.60
  4. Step 4: Simplify right side
    478,350.24x = 301,728,848,281.34
  5. Step 5: Solve for x
    x = 301,728,848,281.34/478,350.24
  6. Step 6: Final answer
    x = 630,769.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.