Home / 786,058.02-1,179,233.64-253,523.52

Finding the Fourth Proportional to 786,058.02, 1,179,233.64 and 253,523.52

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Solution

The fourth proportional to 786,058.02, 1,179,233.64 and 253,523.52 is: 380,332.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,058.02 : 1,179,233.64 = 253,523.52 : x
  2. Step 2: Convert to fraction form
    786,058.02/1,179,233.64 = 253,523.52/x
  3. Step 3: Cross multiply
    786,058.02x = 1,179,233.64 × 253,523.52
  4. Step 4: Simplify right side
    786,058.02x = 298,963,463,315.21
  5. Step 5: Solve for x
    x = 298,963,463,315.21/786,058.02
  6. Step 6: Final answer
    x = 380,332.57

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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.