Home / 880,888.80-1,215,820.08-579,110.88

Finding the Fourth Proportional to 880,888.80, 1,215,820.08 and 579,110.88

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Solution

The fourth proportional to 880,888.80, 1,215,820.08 and 579,110.88 is: 799,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,888.80 : 1,215,820.08 = 579,110.88 : x
  2. Step 2: Convert to fraction form
    880,888.80/1,215,820.08 = 579,110.88/x
  3. Step 3: Cross multiply
    880,888.80x = 1,215,820.08 × 579,110.88
  4. Step 4: Simplify right side
    880,888.80x = 704,094,636,450.47
  5. Step 5: Solve for x
    x = 704,094,636,450.47/880,888.80
  6. Step 6: Final answer
    x = 799,300.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.