Home / 746,610.40-1,119,915.60-629,970.40

Finding the Fourth Proportional to 746,610.40, 1,119,915.60 and 629,970.40

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Solution

The fourth proportional to 746,610.40, 1,119,915.60 and 629,970.40 is: 944,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,610.40 : 1,119,915.60 = 629,970.40 : x
  2. Step 2: Convert to fraction form
    746,610.40/1,119,915.60 = 629,970.40/x
  3. Step 3: Cross multiply
    746,610.40x = 1,119,915.60 × 629,970.40
  4. Step 4: Simplify right side
    746,610.40x = 705,513,678,498.24
  5. Step 5: Solve for x
    x = 705,513,678,498.24/746,610.40
  6. Step 6: Final answer
    x = 944,955.60

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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.