Home / 845,474.89-1,166,751.04-458,288.76

Finding the Fourth Proportional to 845,474.89, 1,166,751.04 and 458,288.76

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Solution

The fourth proportional to 845,474.89, 1,166,751.04 and 458,288.76 is: 632,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,474.89 : 1,166,751.04 = 458,288.76 : x
  2. Step 2: Convert to fraction form
    845,474.89/1,166,751.04 = 458,288.76/x
  3. Step 3: Cross multiply
    845,474.89x = 1,166,751.04 × 458,288.76
  4. Step 4: Simplify right side
    845,474.89x = 534,708,887,350.31
  5. Step 5: Solve for x
    x = 534,708,887,350.31/845,474.89
  6. Step 6: Final answer
    x = 632,436.15

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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.