Home / 877,983.27-1,317,724.86-625,880.49

Finding the Fourth Proportional to 877,983.27, 1,317,724.86 and 625,880.49

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Solution

The fourth proportional to 877,983.27, 1,317,724.86 and 625,880.49 is: 939,355.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,983.27 : 1,317,724.86 = 625,880.49 : x
  2. Step 2: Convert to fraction form
    877,983.27/1,317,724.86 = 625,880.49/x
  3. Step 3: Cross multiply
    877,983.27x = 1,317,724.86 × 625,880.49
  4. Step 4: Simplify right side
    877,983.27x = 824,738,281,061.98
  5. Step 5: Solve for x
    x = 824,738,281,061.98/877,983.27
  6. Step 6: Final answer
    x = 939,355.35

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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.