Home / 970,443.74-1,339,217.66-562,787.28

Finding the Fourth Proportional to 970,443.74, 1,339,217.66 and 562,787.28

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Solution

The fourth proportional to 970,443.74, 1,339,217.66 and 562,787.28 is: 776,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,443.74 : 1,339,217.66 = 562,787.28 : x
  2. Step 2: Convert to fraction form
    970,443.74/1,339,217.66 = 562,787.28/x
  3. Step 3: Cross multiply
    970,443.74x = 1,339,217.66 × 562,787.28
  4. Step 4: Simplify right side
    970,443.74x = 753,694,664,199.37
  5. Step 5: Solve for x
    x = 753,694,664,199.37/970,443.74
  6. Step 6: Final answer
    x = 776,649.52

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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.