Home / 722,784.06-997,415.10-416,873.25

Finding the Fourth Proportional to 722,784.06, 997,415.10 and 416,873.25

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Solution

The fourth proportional to 722,784.06, 997,415.10 and 416,873.25 is: 575,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,784.06 : 997,415.10 = 416,873.25 : x
  2. Step 2: Convert to fraction form
    722,784.06/997,415.10 = 416,873.25/x
  3. Step 3: Cross multiply
    722,784.06x = 997,415.10 × 416,873.25
  4. Step 4: Simplify right side
    722,784.06x = 415,795,674,336.08
  5. Step 5: Solve for x
    x = 415,795,674,336.08/722,784.06
  6. Step 6: Final answer
    x = 575,269.57

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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.