Home / 556,920.32-835,246.59-257,112.92

Finding the Fourth Proportional to 556,920.32, 835,246.59 and 257,112.92

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Solution

The fourth proportional to 556,920.32, 835,246.59 and 257,112.92 is: 385,607.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,920.32 : 835,246.59 = 257,112.92 : x
  2. Step 2: Convert to fraction form
    556,920.32/835,246.59 = 257,112.92/x
  3. Step 3: Cross multiply
    556,920.32x = 835,246.59 × 257,112.92
  4. Step 4: Simplify right side
    556,920.32x = 214,752,685,498.71
  5. Step 5: Solve for x
    x = 214,752,685,498.71/556,920.32
  6. Step 6: Final answer
    x = 385,607.56

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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.