Home / 979,877.10-1,468,437.22-779,307.33

Finding the Fourth Proportional to 979,877.10, 1,468,437.22 and 779,307.33

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Solution

The fourth proportional to 979,877.10, 1,468,437.22 and 779,307.33 is: 1,167,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,877.10 : 1,468,437.22 = 779,307.33 : x
  2. Step 2: Convert to fraction form
    979,877.10/1,468,437.22 = 779,307.33/x
  3. Step 3: Cross multiply
    979,877.10x = 1,468,437.22 × 779,307.33
  4. Step 4: Simplify right side
    979,877.10x = 1,144,363,889,190.82
  5. Step 5: Solve for x
    x = 1,144,363,889,190.82/979,877.10
  6. Step 6: Final answer
    x = 1,167,864.71

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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.