Home / 922,175.48-1,272,599.66-514,277.76

Finding the Fourth Proportional to 922,175.48, 1,272,599.66 and 514,277.76

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Solution

The fourth proportional to 922,175.48, 1,272,599.66 and 514,277.76 is: 709,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,175.48 : 1,272,599.66 = 514,277.76 : x
  2. Step 2: Convert to fraction form
    922,175.48/1,272,599.66 = 514,277.76/x
  3. Step 3: Cross multiply
    922,175.48x = 1,272,599.66 × 514,277.76
  4. Step 4: Simplify right side
    922,175.48x = 654,469,698,528.32
  5. Step 5: Solve for x
    x = 654,469,698,528.32/922,175.48
  6. Step 6: Final answer
    x = 709,701.91

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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.