Home / 992,967.88-1,370,254.74-540,260.68

Finding the Fourth Proportional to 992,967.88, 1,370,254.74 and 540,260.68

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Solution

The fourth proportional to 992,967.88, 1,370,254.74 and 540,260.68 is: 745,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,967.88 : 1,370,254.74 = 540,260.68 : x
  2. Step 2: Convert to fraction form
    992,967.88/1,370,254.74 = 540,260.68/x
  3. Step 3: Cross multiply
    992,967.88x = 1,370,254.74 × 540,260.68
  4. Step 4: Simplify right side
    992,967.88x = 740,294,757,605.62
  5. Step 5: Solve for x
    x = 740,294,757,605.62/992,967.88
  6. Step 6: Final answer
    x = 745,537.47

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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.