Home / 953,791.60-1,316,346.84-572,028.40

Finding the Fourth Proportional to 953,791.60, 1,316,346.84 and 572,028.40

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Solution

The fourth proportional to 953,791.60, 1,316,346.84 and 572,028.40 is: 789,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,791.60 : 1,316,346.84 = 572,028.40 : x
  2. Step 2: Convert to fraction form
    953,791.60/1,316,346.84 = 572,028.40/x
  3. Step 3: Cross multiply
    953,791.60x = 1,316,346.84 × 572,028.40
  4. Step 4: Simplify right side
    953,791.60x = 752,987,776,730.26
  5. Step 5: Solve for x
    x = 752,987,776,730.26/953,791.60
  6. Step 6: Final answer
    x = 789,467.82

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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.