Home / 913,924.41-1,261,262.24-506,071.32

Finding the Fourth Proportional to 913,924.41, 1,261,262.24 and 506,071.32

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Solution

The fourth proportional to 913,924.41, 1,261,262.24 and 506,071.32 is: 698,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,924.41 : 1,261,262.24 = 506,071.32 : x
  2. Step 2: Convert to fraction form
    913,924.41/1,261,262.24 = 506,071.32/x
  3. Step 3: Cross multiply
    913,924.41x = 1,261,262.24 × 506,071.32
  4. Step 4: Simplify right side
    913,924.41x = 638,288,646,662.96
  5. Step 5: Solve for x
    x = 638,288,646,662.96/913,924.41
  6. Step 6: Final answer
    x = 698,404.20

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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.