Home / 922,222.32-1,272,783.42-559,625.28

Finding the Fourth Proportional to 922,222.32, 1,272,783.42 and 559,625.28

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Solution

The fourth proportional to 922,222.32, 1,272,783.42 and 559,625.28 is: 772,353.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,222.32 : 1,272,783.42 = 559,625.28 : x
  2. Step 2: Convert to fraction form
    922,222.32/1,272,783.42 = 559,625.28/x
  3. Step 3: Cross multiply
    922,222.32x = 1,272,783.42 × 559,625.28
  4. Step 4: Simplify right side
    922,222.32x = 712,281,777,796.86
  5. Step 5: Solve for x
    x = 712,281,777,796.86/922,222.32
  6. Step 6: Final answer
    x = 772,353.65

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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.