Home / 899,073.02-1,348,699.73-259,392.60

Finding the Fourth Proportional to 899,073.02, 1,348,699.73 and 259,392.60

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Solution

The fourth proportional to 899,073.02, 1,348,699.73 and 259,392.60 is: 389,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,073.02 : 1,348,699.73 = 259,392.60 : x
  2. Step 2: Convert to fraction form
    899,073.02/1,348,699.73 = 259,392.60/x
  3. Step 3: Cross multiply
    899,073.02x = 1,348,699.73 × 259,392.60
  4. Step 4: Simplify right side
    899,073.02x = 349,842,721,543.54
  5. Step 5: Solve for x
    x = 349,842,721,543.54/899,073.02
  6. Step 6: Final answer
    x = 389,114.92

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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.