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Finding the Fourth Proportional to 950,605.70, 1,425,908.55 and 887,620.10

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Solution

The fourth proportional to 950,605.70, 1,425,908.55 and 887,620.10 is: 1,331,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,605.70 : 1,425,908.55 = 887,620.10 : x
  2. Step 2: Convert to fraction form
    950,605.70/1,425,908.55 = 887,620.10/x
  3. Step 3: Cross multiply
    950,605.70x = 1,425,908.55 × 887,620.10
  4. Step 4: Simplify right side
    950,605.70x = 1,265,665,089,741.86
  5. Step 5: Solve for x
    x = 1,265,665,089,741.86/950,605.70
  6. Step 6: Final answer
    x = 1,331,430.15

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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.