Home / 289,073.13-433,607.18-225,946.29

Finding the Fourth Proportional to 289,073.13, 433,607.18 and 225,946.29

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Solution

The fourth proportional to 289,073.13, 433,607.18 and 225,946.29 is: 338,917.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,073.13 : 433,607.18 = 225,946.29 : x
  2. Step 2: Convert to fraction form
    289,073.13/433,607.18 = 225,946.29/x
  3. Step 3: Cross multiply
    289,073.13x = 433,607.18 × 225,946.29
  4. Step 4: Simplify right side
    289,073.13x = 97,971,930,476.10
  5. Step 5: Solve for x
    x = 97,971,930,476.10/289,073.13
  6. Step 6: Final answer
    x = 338,917.46

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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.