Home / 950,272.60-1,425,111.06-310,430.50

Finding the Fourth Proportional to 950,272.60, 1,425,111.06 and 310,430.50

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Solution

The fourth proportional to 950,272.60, 1,425,111.06 and 310,430.50 is: 465,548.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,272.60 : 1,425,111.06 = 310,430.50 : x
  2. Step 2: Convert to fraction form
    950,272.60/1,425,111.06 = 310,430.50/x
  3. Step 3: Cross multiply
    950,272.60x = 1,425,111.06 × 310,430.50
  4. Step 4: Simplify right side
    950,272.60x = 442,397,938,911.33
  5. Step 5: Solve for x
    x = 442,397,938,911.33/950,272.60
  6. Step 6: Final answer
    x = 465,548.45

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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.