Home / 824,368.77-1,234,943.28-568,155.51

Finding the Fourth Proportional to 824,368.77, 1,234,943.28 and 568,155.51

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Solution

The fourth proportional to 824,368.77, 1,234,943.28 and 568,155.51 is: 851,123.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,368.77 : 1,234,943.28 = 568,155.51 : x
  2. Step 2: Convert to fraction form
    824,368.77/1,234,943.28 = 568,155.51/x
  3. Step 3: Cross multiply
    824,368.77x = 1,234,943.28 × 568,155.51
  4. Step 4: Simplify right side
    824,368.77x = 701,639,829,069.47
  5. Step 5: Solve for x
    x = 701,639,829,069.47/824,368.77
  6. Step 6: Final answer
    x = 851,123.74

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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.