Home / 880,087.80-1,320,002.10-249,065.40

Finding the Fourth Proportional to 880,087.80, 1,320,002.10 and 249,065.40

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Solution

The fourth proportional to 880,087.80, 1,320,002.10 and 249,065.40 is: 373,561.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,087.80 : 1,320,002.10 = 249,065.40 : x
  2. Step 2: Convert to fraction form
    880,087.80/1,320,002.10 = 249,065.40/x
  3. Step 3: Cross multiply
    880,087.80x = 1,320,002.10 × 249,065.40
  4. Step 4: Simplify right side
    880,087.80x = 328,766,851,037.34
  5. Step 5: Solve for x
    x = 328,766,851,037.34/880,087.80
  6. Step 6: Final answer
    x = 373,561.42

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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.