Home / 722,385.12-1,083,648.96-249,008.16

Finding the Fourth Proportional to 722,385.12, 1,083,648.96 and 249,008.16

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Solution

The fourth proportional to 722,385.12, 1,083,648.96 and 249,008.16 is: 373,536.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,385.12 : 1,083,648.96 = 249,008.16 : x
  2. Step 2: Convert to fraction form
    722,385.12/1,083,648.96 = 249,008.16/x
  3. Step 3: Cross multiply
    722,385.12x = 1,083,648.96 × 249,008.16
  4. Step 4: Simplify right side
    722,385.12x = 269,837,433,615.51
  5. Step 5: Solve for x
    x = 269,837,433,615.51/722,385.12
  6. Step 6: Final answer
    x = 373,536.81

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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.