Home / 357,272.48-492,935.04-230,021.76

Finding the Fourth Proportional to 357,272.48, 492,935.04 and 230,021.76

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Solution

The fourth proportional to 357,272.48, 492,935.04 and 230,021.76 is: 317,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,272.48 : 492,935.04 = 230,021.76 : x
  2. Step 2: Convert to fraction form
    357,272.48/492,935.04 = 230,021.76/x
  3. Step 3: Cross multiply
    357,272.48x = 492,935.04 × 230,021.76
  4. Step 4: Simplify right side
    357,272.48x = 113,385,785,466.47
  5. Step 5: Solve for x
    x = 113,385,785,466.47/357,272.48
  6. Step 6: Final answer
    x = 317,365.01

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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.