Home / 952,143.88-1,312,762.98-697,052.20

Finding the Fourth Proportional to 952,143.88, 1,312,762.98 and 697,052.20

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Solution

The fourth proportional to 952,143.88, 1,312,762.98 and 697,052.20 is: 961,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,143.88 : 1,312,762.98 = 697,052.20 : x
  2. Step 2: Convert to fraction form
    952,143.88/1,312,762.98 = 697,052.20/x
  3. Step 3: Cross multiply
    952,143.88x = 1,312,762.98 × 697,052.20
  4. Step 4: Simplify right side
    952,143.88x = 915,064,323,287.56
  5. Step 5: Solve for x
    x = 915,064,323,287.56/952,143.88
  6. Step 6: Final answer
    x = 961,056.77

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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.