Home / 768,222.36-1,060,146.66-424,058.16

Finding the Fourth Proportional to 768,222.36, 1,060,146.66 and 424,058.16

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Solution

The fourth proportional to 768,222.36, 1,060,146.66 and 424,058.16 is: 585,200.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,222.36 : 1,060,146.66 = 424,058.16 : x
  2. Step 2: Convert to fraction form
    768,222.36/1,060,146.66 = 424,058.16/x
  3. Step 3: Cross multiply
    768,222.36x = 1,060,146.66 × 424,058.16
  4. Step 4: Simplify right side
    768,222.36x = 449,563,841,969.75
  5. Step 5: Solve for x
    x = 449,563,841,969.75/768,222.36
  6. Step 6: Final answer
    x = 585,200.15

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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.