Home / 722,390.12-1,083,656.46-249,013.16

Finding the Fourth Proportional to 722,390.12, 1,083,656.46 and 249,013.16

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Solution

The fourth proportional to 722,390.12, 1,083,656.46 and 249,013.16 is: 373,544.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,390.12 : 1,083,656.46 = 249,013.16 : x
  2. Step 2: Convert to fraction form
    722,390.12/1,083,656.46 = 249,013.16/x
  3. Step 3: Cross multiply
    722,390.12x = 1,083,656.46 × 249,013.16
  4. Step 4: Simplify right side
    722,390.12x = 269,844,719,459.01
  5. Step 5: Solve for x
    x = 269,844,719,459.01/722,390.12
  6. Step 6: Final answer
    x = 373,544.31

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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.