Home / 818,160.40-1,226,088.60-649,968.40

Finding the Fourth Proportional to 818,160.40, 1,226,088.60 and 649,968.40

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Solution

The fourth proportional to 818,160.40, 1,226,088.60 and 649,968.40 is: 974,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,160.40 : 1,226,088.60 = 649,968.40 : x
  2. Step 2: Convert to fraction form
    818,160.40/1,226,088.60 = 649,968.40/x
  3. Step 3: Cross multiply
    818,160.40x = 1,226,088.60 × 649,968.40
  4. Step 4: Simplify right side
    818,160.40x = 796,918,845,600.24
  5. Step 5: Solve for x
    x = 796,918,845,600.24/818,160.40
  6. Step 6: Final answer
    x = 974,037.42

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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.