Home / 755,486.55-1,133,312.85-249,863.36

Finding the Fourth Proportional to 755,486.55, 1,133,312.85 and 249,863.36

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Solution

The fourth proportional to 755,486.55, 1,133,312.85 and 249,863.36 is: 374,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,486.55 : 1,133,312.85 = 249,863.36 : x
  2. Step 2: Convert to fraction form
    755,486.55/1,133,312.85 = 249,863.36/x
  3. Step 3: Cross multiply
    755,486.55x = 1,133,312.85 × 249,863.36
  4. Step 4: Simplify right side
    755,486.55x = 283,173,350,965.61
  5. Step 5: Solve for x
    x = 283,173,350,965.61/755,486.55
  6. Step 6: Final answer
    x = 374,822.49

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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.