Home / 848,985.28-1,273,039.68-249,868.80

Finding the Fourth Proportional to 848,985.28, 1,273,039.68 and 249,868.80

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Solution

The fourth proportional to 848,985.28, 1,273,039.68 and 249,868.80 is: 374,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,985.28 : 1,273,039.68 = 249,868.80 : x
  2. Step 2: Convert to fraction form
    848,985.28/1,273,039.68 = 249,868.80/x
  3. Step 3: Cross multiply
    848,985.28x = 1,273,039.68 × 249,868.80
  4. Step 4: Simplify right side
    848,985.28x = 318,092,897,193.98
  5. Step 5: Solve for x
    x = 318,092,897,193.98/848,985.28
  6. Step 6: Final answer
    x = 374,674.22

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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.