Home / 992,427.18-1,369,507.77-562,736.22

Finding the Fourth Proportional to 992,427.18, 1,369,507.77 and 562,736.22

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Solution

The fourth proportional to 992,427.18, 1,369,507.77 and 562,736.22 is: 776,552.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,427.18 : 1,369,507.77 = 562,736.22 : x
  2. Step 2: Convert to fraction form
    992,427.18/1,369,507.77 = 562,736.22/x
  3. Step 3: Cross multiply
    992,427.18x = 1,369,507.77 × 562,736.22
  4. Step 4: Simplify right side
    992,427.18x = 770,671,625,750.43
  5. Step 5: Solve for x
    x = 770,671,625,750.43/992,427.18
  6. Step 6: Final answer
    x = 776,552.32

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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.