Home / 942,421.44-1,413,384.24-642,846.24

Finding the Fourth Proportional to 942,421.44, 1,413,384.24 and 642,846.24

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Solution

The fourth proportional to 942,421.44, 1,413,384.24 and 642,846.24 is: 964,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,421.44 : 1,413,384.24 = 642,846.24 : x
  2. Step 2: Convert to fraction form
    942,421.44/1,413,384.24 = 642,846.24/x
  3. Step 3: Cross multiply
    942,421.44x = 1,413,384.24 × 642,846.24
  4. Step 4: Simplify right side
    942,421.44x = 908,588,744,359.26
  5. Step 5: Solve for x
    x = 908,588,744,359.26/942,421.44
  6. Step 6: Final answer
    x = 964,100.25

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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.