Home / 890,451.40-1,333,862.70-552,454.60

Finding the Fourth Proportional to 890,451.40, 1,333,862.70 and 552,454.60

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Solution

The fourth proportional to 890,451.40, 1,333,862.70 and 552,454.60 is: 827,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,451.40 : 1,333,862.70 = 552,454.60 : x
  2. Step 2: Convert to fraction form
    890,451.40/1,333,862.70 = 552,454.60/x
  3. Step 3: Cross multiply
    890,451.40x = 1,333,862.70 × 552,454.60
  4. Step 4: Simplify right side
    890,451.40x = 736,898,584,383.42
  5. Step 5: Solve for x
    x = 736,898,584,383.42/890,451.40
  6. Step 6: Final answer
    x = 827,556.21

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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.