Home / 845,553.02-1,166,874.54-463,578.89

Finding the Fourth Proportional to 845,553.02, 1,166,874.54 and 463,578.89

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Solution

The fourth proportional to 845,553.02, 1,166,874.54 and 463,578.89 is: 639,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,553.02 : 1,166,874.54 = 463,578.89 : x
  2. Step 2: Convert to fraction form
    845,553.02/1,166,874.54 = 463,578.89/x
  3. Step 3: Cross multiply
    845,553.02x = 1,166,874.54 × 463,578.89
  4. Step 4: Simplify right side
    845,553.02x = 540,938,404,022.46
  5. Step 5: Solve for x
    x = 540,938,404,022.46/845,553.02
  6. Step 6: Final answer
    x = 639,745.10

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1.5x scale

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.