Home / 1,014,812.50-1,400,487.42-562,103.50

Finding the Fourth Proportional to 1,014,812.50, 1,400,487.42 and 562,103.50

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Solution

The fourth proportional to 1,014,812.50, 1,400,487.42 and 562,103.50 is: 775,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,812.50 : 1,400,487.42 = 562,103.50 : x
  2. Step 2: Convert to fraction form
    1,014,812.50/1,400,487.42 = 562,103.50/x
  3. Step 3: Cross multiply
    1,014,812.50x = 1,400,487.42 × 562,103.50
  4. Step 4: Simplify right side
    1,014,812.50x = 787,218,880,487.97
  5. Step 5: Solve for x
    x = 787,218,880,487.97/1,014,812.50
  6. Step 6: Final answer
    x = 775,728.40

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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.