Home / 891,463.32-1,337,180.40-358,970.94

Finding the Fourth Proportional to 891,463.32, 1,337,180.40 and 358,970.94

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Solution

The fourth proportional to 891,463.32, 1,337,180.40 and 358,970.94 is: 538,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,463.32 : 1,337,180.40 = 358,970.94 : x
  2. Step 2: Convert to fraction form
    891,463.32/1,337,180.40 = 358,970.94/x
  3. Step 3: Cross multiply
    891,463.32x = 1,337,180.40 × 358,970.94
  4. Step 4: Simplify right side
    891,463.32x = 480,008,905,137.58
  5. Step 5: Solve for x
    x = 480,008,905,137.58/891,463.32
  6. Step 6: Final answer
    x = 538,450.54

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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.