Home / 1,663,440.34-2,494,792.63-465,040.48

Finding the Fourth Proportional to 1,663,440.34, 2,494,792.63 and 465,040.48

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Solution

The fourth proportional to 1,663,440.34, 2,494,792.63 and 465,040.48 is: 697,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,440.34 : 2,494,792.63 = 465,040.48 : x
  2. Step 2: Convert to fraction form
    1,663,440.34/2,494,792.63 = 465,040.48/x
  3. Step 3: Cross multiply
    1,663,440.34x = 2,494,792.63 × 465,040.48
  4. Step 4: Simplify right side
    1,663,440.34x = 1,160,179,562,155.66
  5. Step 5: Solve for x
    x = 1,160,179,562,155.66/1,663,440.34
  6. Step 6: Final answer
    x = 697,457.87

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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.