Home / 698,019.70-1,047,029.55-249,247.30

Finding the Fourth Proportional to 698,019.70, 1,047,029.55 and 249,247.30

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Solution

The fourth proportional to 698,019.70, 1,047,029.55 and 249,247.30 is: 373,870.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,019.70 : 1,047,029.55 = 249,247.30 : x
  2. Step 2: Convert to fraction form
    698,019.70/1,047,029.55 = 249,247.30/x
  3. Step 3: Cross multiply
    698,019.70x = 1,047,029.55 × 249,247.30
  4. Step 4: Simplify right side
    698,019.70x = 260,969,288,357.72
  5. Step 5: Solve for x
    x = 260,969,288,357.72/698,019.70
  6. Step 6: Final answer
    x = 373,870.95

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Double scale
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Similar ratio
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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.