Home / 698,896.40-1,048,344.60-249,631.93

Finding the Fourth Proportional to 698,896.40, 1,048,344.60 and 249,631.93

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Solution

The fourth proportional to 698,896.40, 1,048,344.60 and 249,631.93 is: 374,447.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,896.40 : 1,048,344.60 = 249,631.93 : x
  2. Step 2: Convert to fraction form
    698,896.40/1,048,344.60 = 249,631.93/x
  3. Step 3: Cross multiply
    698,896.40x = 1,048,344.60 × 249,631.93
  4. Step 4: Simplify right side
    698,896.40x = 261,700,285,803.08
  5. Step 5: Solve for x
    x = 261,700,285,803.08/698,896.40
  6. Step 6: Final answer
    x = 374,447.90

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Double scale
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Similar ratio
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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.