Home / 1,231,308.40-1,846,962.60-433,490.80

Finding the Fourth Proportional to 1,231,308.40, 1,846,962.60 and 433,490.80

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Solution

The fourth proportional to 1,231,308.40, 1,846,962.60 and 433,490.80 is: 650,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,308.40 : 1,846,962.60 = 433,490.80 : x
  2. Step 2: Convert to fraction form
    1,231,308.40/1,846,962.60 = 433,490.80/x
  3. Step 3: Cross multiply
    1,231,308.40x = 1,846,962.60 × 433,490.80
  4. Step 4: Simplify right side
    1,231,308.40x = 800,641,295,044.08
  5. Step 5: Solve for x
    x = 800,641,295,044.08/1,231,308.40
  6. Step 6: Final answer
    x = 650,236.20

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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.