Home / 719,985.40-1,078,422.90-595,569.40

Finding the Fourth Proportional to 719,985.40, 1,078,422.90 and 595,569.40

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Solution

The fourth proportional to 719,985.40, 1,078,422.90 and 595,569.40 is: 892,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,985.40 : 1,078,422.90 = 595,569.40 : x
  2. Step 2: Convert to fraction form
    719,985.40/1,078,422.90 = 595,569.40/x
  3. Step 3: Cross multiply
    719,985.40x = 1,078,422.90 × 595,569.40
  4. Step 4: Simplify right side
    719,985.40x = 642,275,679,499.26
  5. Step 5: Solve for x
    x = 642,275,679,499.26/719,985.40
  6. Step 6: Final answer
    x = 892,067.64

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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.