Home / 1,020,602.43-1,530,847.35-310,575.06

Finding the Fourth Proportional to 1,020,602.43, 1,530,847.35 and 310,575.06

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Solution

The fourth proportional to 1,020,602.43, 1,530,847.35 and 310,575.06 is: 465,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,602.43 : 1,530,847.35 = 310,575.06 : x
  2. Step 2: Convert to fraction form
    1,020,602.43/1,530,847.35 = 310,575.06/x
  3. Step 3: Cross multiply
    1,020,602.43x = 1,530,847.35 × 310,575.06
  4. Step 4: Simplify right side
    1,020,602.43x = 475,443,007,577.09
  5. Step 5: Solve for x
    x = 475,443,007,577.09/1,020,602.43
  6. Step 6: Final answer
    x = 465,845.46

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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.