Home / 722,582.40-1,082,707.20-603,609.60

Finding the Fourth Proportional to 722,582.40, 1,082,707.20 and 603,609.60

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Solution

The fourth proportional to 722,582.40, 1,082,707.20 and 603,609.60 is: 904,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,582.40 : 1,082,707.20 = 603,609.60 : x
  2. Step 2: Convert to fraction form
    722,582.40/1,082,707.20 = 603,609.60/x
  3. Step 3: Cross multiply
    722,582.40x = 1,082,707.20 × 603,609.60
  4. Step 4: Simplify right side
    722,582.40x = 653,532,459,909.12
  5. Step 5: Solve for x
    x = 653,532,459,909.12/722,582.40
  6. Step 6: Final answer
    x = 904,440.05

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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.