Home / 845,040.60-1,265,228.10-658,416.60

Finding the Fourth Proportional to 845,040.60, 1,265,228.10 and 658,416.60

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Solution

The fourth proportional to 845,040.60, 1,265,228.10 and 658,416.60 is: 985,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,040.60 : 1,265,228.10 = 658,416.60 : x
  2. Step 2: Convert to fraction form
    845,040.60/1,265,228.10 = 658,416.60/x
  3. Step 3: Cross multiply
    845,040.60x = 1,265,228.10 × 658,416.60
  4. Step 4: Simplify right side
    845,040.60x = 833,047,183,826.46
  5. Step 5: Solve for x
    x = 833,047,183,826.46/845,040.60
  6. Step 6: Final answer
    x = 985,807.29

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1.5x scale

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.