Home / 887,886.18-1,332,026.51-414,313.20

Finding the Fourth Proportional to 887,886.18, 1,332,026.51 and 414,313.20

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Solution

The fourth proportional to 887,886.18, 1,332,026.51 and 414,313.20 is: 621,561.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,886.18 : 1,332,026.51 = 414,313.20 : x
  2. Step 2: Convert to fraction form
    887,886.18/1,332,026.51 = 414,313.20/x
  3. Step 3: Cross multiply
    887,886.18x = 1,332,026.51 × 414,313.20
  4. Step 4: Simplify right side
    887,886.18x = 551,876,163,771.37
  5. Step 5: Solve for x
    x = 551,876,163,771.37/887,886.18
  6. Step 6: Final answer
    x = 621,561.84

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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.