Home / 969,978.29-1,338,570.41-562,316.45

Finding the Fourth Proportional to 969,978.29, 1,338,570.41 and 562,316.45

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Solution

The fourth proportional to 969,978.29, 1,338,570.41 and 562,316.45 is: 775,996.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,978.29 : 1,338,570.41 = 562,316.45 : x
  2. Step 2: Convert to fraction form
    969,978.29/1,338,570.41 = 562,316.45/x
  3. Step 3: Cross multiply
    969,978.29x = 1,338,570.41 × 562,316.45
  4. Step 4: Simplify right side
    969,978.29x = 752,700,151,521.81
  5. Step 5: Solve for x
    x = 752,700,151,521.81/969,978.29
  6. Step 6: Final answer
    x = 775,996.91

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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.