Home / 755,518.62-1,133,005.74-249,986.28

Finding the Fourth Proportional to 755,518.62, 1,133,005.74 and 249,986.28

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Solution

The fourth proportional to 755,518.62, 1,133,005.74 and 249,986.28 is: 374,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,518.62 : 1,133,005.74 = 249,986.28 : x
  2. Step 2: Convert to fraction form
    755,518.62/1,133,005.74 = 249,986.28/x
  3. Step 3: Cross multiply
    755,518.62x = 1,133,005.74 × 249,986.28
  4. Step 4: Simplify right side
    755,518.62x = 283,235,890,161.25
  5. Step 5: Solve for x
    x = 283,235,890,161.25/755,518.62
  6. Step 6: Final answer
    x = 374,889.36

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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.