Home / 302,822.10-417,888.99-166,868.60

Finding the Fourth Proportional to 302,822.10, 417,888.99 and 166,868.60

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Solution

The fourth proportional to 302,822.10, 417,888.99 and 166,868.60 is: 230,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,822.10 : 417,888.99 = 166,868.60 : x
  2. Step 2: Convert to fraction form
    302,822.10/417,888.99 = 166,868.60/x
  3. Step 3: Cross multiply
    302,822.10x = 417,888.99 × 166,868.60
  4. Step 4: Simplify right side
    302,822.10x = 69,732,548,627.27
  5. Step 5: Solve for x
    x = 69,732,548,627.27/302,822.10
  6. Step 6: Final answer
    x = 230,275.63

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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.