Home / 746,639.10-1,119,962.70-185,673.60

Finding the Fourth Proportional to 746,639.10, 1,119,962.70 and 185,673.60

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Solution

The fourth proportional to 746,639.10, 1,119,962.70 and 185,673.60 is: 278,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,639.10 : 1,119,962.70 = 185,673.60 : x
  2. Step 2: Convert to fraction form
    746,639.10/1,119,962.70 = 185,673.60/x
  3. Step 3: Cross multiply
    746,639.10x = 1,119,962.70 × 185,673.60
  4. Step 4: Simplify right side
    746,639.10x = 207,947,506,374.72
  5. Step 5: Solve for x
    x = 207,947,506,374.72/746,639.10
  6. Step 6: Final answer
    x = 278,511.41

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1.5x scale

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.