Home / 950,771.96-1,312,079.82-521,048.60

Finding the Fourth Proportional to 950,771.96, 1,312,079.82 and 521,048.60

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Solution

The fourth proportional to 950,771.96, 1,312,079.82 and 521,048.60 is: 719,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,771.96 : 1,312,079.82 = 521,048.60 : x
  2. Step 2: Convert to fraction form
    950,771.96/1,312,079.82 = 521,048.60/x
  3. Step 3: Cross multiply
    950,771.96x = 1,312,079.82 × 521,048.60
  4. Step 4: Simplify right side
    950,771.96x = 683,657,353,299.25
  5. Step 5: Solve for x
    x = 683,657,353,299.25/950,771.96
  6. Step 6: Final answer
    x = 719,055.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.