Home / 950,460.60-1,424,999.70-389,206.20

Finding the Fourth Proportional to 950,460.60, 1,424,999.70 and 389,206.20

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Solution

The fourth proportional to 950,460.60, 1,424,999.70 and 389,206.20 is: 583,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,460.60 : 1,424,999.70 = 389,206.20 : x
  2. Step 2: Convert to fraction form
    950,460.60/1,424,999.70 = 389,206.20/x
  3. Step 3: Cross multiply
    950,460.60x = 1,424,999.70 × 389,206.20
  4. Step 4: Simplify right side
    950,460.60x = 554,618,718,238.14
  5. Step 5: Solve for x
    x = 554,618,718,238.14/950,460.60
  6. Step 6: Final answer
    x = 583,526.26

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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.