Home / 942,462.60-1,300,604.11-512,745.81

Finding the Fourth Proportional to 942,462.60, 1,300,604.11 and 512,745.81

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Solution

The fourth proportional to 942,462.60, 1,300,604.11 and 512,745.81 is: 707,592.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,462.60 : 1,300,604.11 = 512,745.81 : x
  2. Step 2: Convert to fraction form
    942,462.60/1,300,604.11 = 512,745.81/x
  3. Step 3: Cross multiply
    942,462.60x = 1,300,604.11 × 512,745.81
  4. Step 4: Simplify right side
    942,462.60x = 666,879,301,712.15
  5. Step 5: Solve for x
    x = 666,879,301,712.15/942,462.60
  6. Step 6: Final answer
    x = 707,592.33

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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.