Home / 888,577.40-1,331,699.70-355,662.20

Finding the Fourth Proportional to 888,577.40, 1,331,699.70 and 355,662.20

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Solution

The fourth proportional to 888,577.40, 1,331,699.70 and 355,662.20 is: 533,026.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,577.40 : 1,331,699.70 = 355,662.20 : x
  2. Step 2: Convert to fraction form
    888,577.40/1,331,699.70 = 355,662.20/x
  3. Step 3: Cross multiply
    888,577.40x = 1,331,699.70 × 355,662.20
  4. Step 4: Simplify right side
    888,577.40x = 473,635,245,041.34
  5. Step 5: Solve for x
    x = 473,635,245,041.34/888,577.40
  6. Step 6: Final answer
    x = 533,026.44

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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.