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Finding the Fourth Proportional to 313,026.53, 469,124.46 and 170,506.22

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Solution

The fourth proportional to 313,026.53, 469,124.46 and 170,506.22 is: 255,533.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,026.53 : 469,124.46 = 170,506.22 : x
  2. Step 2: Convert to fraction form
    313,026.53/469,124.46 = 170,506.22/x
  3. Step 3: Cross multiply
    313,026.53x = 469,124.46 × 170,506.22
  4. Step 4: Simplify right side
    313,026.53x = 79,988,636,038.52
  5. Step 5: Solve for x
    x = 79,988,636,038.52/313,026.53
  6. Step 6: Final answer
    x = 255,533.09

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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.