Home / 827,436.48-1,241,130-228,434.18

Finding the Fourth Proportional to 827,436.48, 1,241,130 and 228,434.18

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Solution

The fourth proportional to 827,436.48, 1,241,130 and 228,434.18 is: 342,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,436.48 : 1,241,130 = 228,434.18 : x
  2. Step 2: Convert to fraction form
    827,436.48/1,241,130 = 228,434.18/x
  3. Step 3: Cross multiply
    827,436.48x = 1,241,130 × 228,434.18
  4. Step 4: Simplify right side
    827,436.48x = 283,516,513,823.40
  5. Step 5: Solve for x
    x = 283,516,513,823.40/827,436.48
  6. Step 6: Final answer
    x = 342,644.45

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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.