Home / 756,666.06-1,135,165.14-224,228.76

Finding the Fourth Proportional to 756,666.06, 1,135,165.14 and 224,228.76

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Solution

The fourth proportional to 756,666.06, 1,135,165.14 and 224,228.76 is: 336,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,666.06 : 1,135,165.14 = 224,228.76 : x
  2. Step 2: Convert to fraction form
    756,666.06/1,135,165.14 = 224,228.76/x
  3. Step 3: Cross multiply
    756,666.06x = 1,135,165.14 × 224,228.76
  4. Step 4: Simplify right side
    756,666.06x = 254,536,671,737.43
  5. Step 5: Solve for x
    x = 254,536,671,737.43/756,666.06
  6. Step 6: Final answer
    x = 336,392.35

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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.