Home / 932,920.84-1,287,415.69-525,022.46

Finding the Fourth Proportional to 932,920.84, 1,287,415.69 and 525,022.46

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Solution

The fourth proportional to 932,920.84, 1,287,415.69 and 525,022.46 is: 724,522.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,920.84 : 1,287,415.69 = 525,022.46 : x
  2. Step 2: Convert to fraction form
    932,920.84/1,287,415.69 = 525,022.46/x
  3. Step 3: Cross multiply
    932,920.84x = 1,287,415.69 × 525,022.46
  4. Step 4: Simplify right side
    932,920.84x = 675,922,149,684.57
  5. Step 5: Solve for x
    x = 675,922,149,684.57/932,920.84
  6. Step 6: Final answer
    x = 724,522.51

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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.