Home / 1,113,328.44-1,670,060.16-314,669.79

Finding the Fourth Proportional to 1,113,328.44, 1,670,060.16 and 314,669.79

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Solution

The fourth proportional to 1,113,328.44, 1,670,060.16 and 314,669.79 is: 472,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,328.44 : 1,670,060.16 = 314,669.79 : x
  2. Step 2: Convert to fraction form
    1,113,328.44/1,670,060.16 = 314,669.79/x
  3. Step 3: Cross multiply
    1,113,328.44x = 1,670,060.16 × 314,669.79
  4. Step 4: Simplify right side
    1,113,328.44x = 525,517,479,834.57
  5. Step 5: Solve for x
    x = 525,517,479,834.57/1,113,328.44
  6. Step 6: Final answer
    x = 472,023.76

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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.