Home / 402,088.40-554,926.30-230,022.22

Finding the Fourth Proportional to 402,088.40, 554,926.30 and 230,022.22

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Solution

The fourth proportional to 402,088.40, 554,926.30 and 230,022.22 is: 317,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,088.40 : 554,926.30 = 230,022.22 : x
  2. Step 2: Convert to fraction form
    402,088.40/554,926.30 = 230,022.22/x
  3. Step 3: Cross multiply
    402,088.40x = 554,926.30 × 230,022.22
  4. Step 4: Simplify right side
    402,088.40x = 127,645,379,462.39
  5. Step 5: Solve for x
    x = 127,645,379,462.39/402,088.40
  6. Step 6: Final answer
    x = 317,456.01

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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.