Home / 969,938.68-1,338,392.47-562,036.72

Finding the Fourth Proportional to 969,938.68, 1,338,392.47 and 562,036.72

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Solution

The fourth proportional to 969,938.68, 1,338,392.47 and 562,036.72 is: 775,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,938.68 : 1,338,392.47 = 562,036.72 : x
  2. Step 2: Convert to fraction form
    969,938.68/1,338,392.47 = 562,036.72/x
  3. Step 3: Cross multiply
    969,938.68x = 1,338,392.47 × 562,036.72
  4. Step 4: Simplify right side
    969,938.68x = 752,225,713,911.50
  5. Step 5: Solve for x
    x = 752,225,713,911.50/969,938.68
  6. Step 6: Final answer
    x = 775,539.45

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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.