Home / 750,594.31-1,035,820.52-406,430.39

Finding the Fourth Proportional to 750,594.31, 1,035,820.52 and 406,430.39

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Solution

The fourth proportional to 750,594.31, 1,035,820.52 and 406,430.39 is: 560,874.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,594.31 : 1,035,820.52 = 406,430.39 : x
  2. Step 2: Convert to fraction form
    750,594.31/1,035,820.52 = 406,430.39/x
  3. Step 3: Cross multiply
    750,594.31x = 1,035,820.52 × 406,430.39
  4. Step 4: Simplify right side
    750,594.31x = 420,988,937,913.60
  5. Step 5: Solve for x
    x = 420,988,937,913.60/750,594.31
  6. Step 6: Final answer
    x = 560,874.14

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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.