Home / 934,405.88-1,400,651.32-709,289.76

Finding the Fourth Proportional to 934,405.88, 1,400,651.32 and 709,289.76

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Solution

The fourth proportional to 934,405.88, 1,400,651.32 and 709,289.76 is: 1,063,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,405.88 : 1,400,651.32 = 709,289.76 : x
  2. Step 2: Convert to fraction form
    934,405.88/1,400,651.32 = 709,289.76/x
  3. Step 3: Cross multiply
    934,405.88x = 1,400,651.32 × 709,289.76
  4. Step 4: Simplify right side
    934,405.88x = 993,467,641,420.74
  5. Step 5: Solve for x
    x = 993,467,641,420.74/934,405.88
  6. Step 6: Final answer
    x = 1,063,207.83

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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.