Home / 746,627.60-1,119,941.40-653,315.60

Finding the Fourth Proportional to 746,627.60, 1,119,941.40 and 653,315.60

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Solution

The fourth proportional to 746,627.60, 1,119,941.40 and 653,315.60 is: 979,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,627.60 : 1,119,941.40 = 653,315.60 : x
  2. Step 2: Convert to fraction form
    746,627.60/1,119,941.40 = 653,315.60/x
  3. Step 3: Cross multiply
    746,627.60x = 1,119,941.40 × 653,315.60
  4. Step 4: Simplify right side
    746,627.60x = 731,675,187,705.84
  5. Step 5: Solve for x
    x = 731,675,187,705.84/746,627.60
  6. Step 6: Final answer
    x = 979,973.40

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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.