Home / 769,746.40-1,154,414.80-237,266.40

Finding the Fourth Proportional to 769,746.40, 1,154,414.80 and 237,266.40

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Solution

The fourth proportional to 769,746.40, 1,154,414.80 and 237,266.40 is: 355,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,746.40 : 1,154,414.80 = 237,266.40 : x
  2. Step 2: Convert to fraction form
    769,746.40/1,154,414.80 = 237,266.40/x
  3. Step 3: Cross multiply
    769,746.40x = 1,154,414.80 × 237,266.40
  4. Step 4: Simplify right side
    769,746.40x = 273,903,843,702.72
  5. Step 5: Solve for x
    x = 273,903,843,702.72/769,746.40
  6. Step 6: Final answer
    x = 355,836.47

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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.