Home / 936,938.52-1,292,969.25-507,215.52

Finding the Fourth Proportional to 936,938.52, 1,292,969.25 and 507,215.52

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Solution

The fourth proportional to 936,938.52, 1,292,969.25 and 507,215.52 is: 699,954.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,938.52 : 1,292,969.25 = 507,215.52 : x
  2. Step 2: Convert to fraction form
    936,938.52/1,292,969.25 = 507,215.52/x
  3. Step 3: Cross multiply
    936,938.52x = 1,292,969.25 × 507,215.52
  4. Step 4: Simplify right side
    936,938.52x = 655,814,070,482.76
  5. Step 5: Solve for x
    x = 655,814,070,482.76/936,938.52
  6. Step 6: Final answer
    x = 699,954.22

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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.