Home / 676,823.60-1,015,235.40-603,340.40

Finding the Fourth Proportional to 676,823.60, 1,015,235.40 and 603,340.40

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Solution

The fourth proportional to 676,823.60, 1,015,235.40 and 603,340.40 is: 905,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,823.60 : 1,015,235.40 = 603,340.40 : x
  2. Step 2: Convert to fraction form
    676,823.60/1,015,235.40 = 603,340.40/x
  3. Step 3: Cross multiply
    676,823.60x = 1,015,235.40 × 603,340.40
  4. Step 4: Simplify right side
    676,823.60x = 612,532,532,330.16
  5. Step 5: Solve for x
    x = 612,532,532,330.16/676,823.60
  6. Step 6: Final answer
    x = 905,010.60

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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.