Home / 992,026.34-1,485,515.51-654,041.55

Finding the Fourth Proportional to 992,026.34, 1,485,515.51 and 654,041.55

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Solution

The fourth proportional to 992,026.34, 1,485,515.51 and 654,041.55 is: 979,398.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,026.34 : 1,485,515.51 = 654,041.55 : x
  2. Step 2: Convert to fraction form
    992,026.34/1,485,515.51 = 654,041.55/x
  3. Step 3: Cross multiply
    992,026.34x = 1,485,515.51 × 654,041.55
  4. Step 4: Simplify right side
    992,026.34x = 971,588,866,709.44
  5. Step 5: Solve for x
    x = 971,588,866,709.44/992,026.34
  6. Step 6: Final answer
    x = 979,398.26

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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.