Home / 750,678.70-1,123,944.45-584,790.70

Finding the Fourth Proportional to 750,678.70, 1,123,944.45 and 584,790.70

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Solution

The fourth proportional to 750,678.70, 1,123,944.45 and 584,790.70 is: 875,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,678.70 : 1,123,944.45 = 584,790.70 : x
  2. Step 2: Convert to fraction form
    750,678.70/1,123,944.45 = 584,790.70/x
  3. Step 3: Cross multiply
    750,678.70x = 1,123,944.45 × 584,790.70
  4. Step 4: Simplify right side
    750,678.70x = 657,272,261,676.62
  5. Step 5: Solve for x
    x = 657,272,261,676.62/750,678.70
  6. Step 6: Final answer
    x = 875,570.68

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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.