Home / 670,107.60-1,004,815.80-249,166.80

Finding the Fourth Proportional to 670,107.60, 1,004,815.80 and 249,166.80

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Solution

The fourth proportional to 670,107.60, 1,004,815.80 and 249,166.80 is: 373,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,107.60 : 1,004,815.80 = 249,166.80 : x
  2. Step 2: Convert to fraction form
    670,107.60/1,004,815.80 = 249,166.80/x
  3. Step 3: Cross multiply
    670,107.60x = 1,004,815.80 × 249,166.80
  4. Step 4: Simplify right side
    670,107.60x = 250,366,737,475.44
  5. Step 5: Solve for x
    x = 250,366,737,475.44/670,107.60
  6. Step 6: Final answer
    x = 373,621.70

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Double scale
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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.