Home / 845,553.52-1,166,875.23-463,579.39

Finding the Fourth Proportional to 845,553.52, 1,166,875.23 and 463,579.39

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Solution

The fourth proportional to 845,553.52, 1,166,875.23 and 463,579.39 is: 639,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,553.52 : 1,166,875.23 = 463,579.39 : x
  2. Step 2: Convert to fraction form
    845,553.52/1,166,875.23 = 463,579.39/x
  3. Step 3: Cross multiply
    845,553.52x = 1,166,875.23 × 463,579.39
  4. Step 4: Simplify right side
    845,553.52x = 540,939,307,329.51
  5. Step 5: Solve for x
    x = 540,939,307,329.51/845,553.52
  6. Step 6: Final answer
    x = 639,745.79

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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.