Home / 748,578.83-1,125,212.34-494,047.25

Finding the Fourth Proportional to 748,578.83, 1,125,212.34 and 494,047.25

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Solution

The fourth proportional to 748,578.83, 1,125,212.34 and 494,047.25 is: 742,617.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,578.83 : 1,125,212.34 = 494,047.25 : x
  2. Step 2: Convert to fraction form
    748,578.83/1,125,212.34 = 494,047.25/x
  3. Step 3: Cross multiply
    748,578.83x = 1,125,212.34 × 494,047.25
  4. Step 4: Simplify right side
    748,578.83x = 555,908,055,690.67
  5. Step 5: Solve for x
    x = 555,908,055,690.67/748,578.83
  6. Step 6: Final answer
    x = 742,617.93

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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.