Home / 989,551.44-1,365,581.16-559,822.68

Finding the Fourth Proportional to 989,551.44, 1,365,581.16 and 559,822.68

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Solution

The fourth proportional to 989,551.44, 1,365,581.16 and 559,822.68 is: 772,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,551.44 : 1,365,581.16 = 559,822.68 : x
  2. Step 2: Convert to fraction form
    989,551.44/1,365,581.16 = 559,822.68/x
  3. Step 3: Cross multiply
    989,551.44x = 1,365,581.16 × 559,822.68
  4. Step 4: Simplify right side
    989,551.44x = 764,483,304,748.71
  5. Step 5: Solve for x
    x = 764,483,304,748.71/989,551.44
  6. Step 6: Final answer
    x = 772,555.40

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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.