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Finding the Fourth Proportional to 501,582.38, 752,385.12 and 122,506.26

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Solution

The fourth proportional to 501,582.38, 752,385.12 and 122,506.26 is: 183,762.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,582.38 : 752,385.12 = 122,506.26 : x
  2. Step 2: Convert to fraction form
    501,582.38/752,385.12 = 122,506.26/x
  3. Step 3: Cross multiply
    501,582.38x = 752,385.12 × 122,506.26
  4. Step 4: Simplify right side
    501,582.38x = 92,171,886,671.45
  5. Step 5: Solve for x
    x = 92,171,886,671.45/501,582.38
  6. Step 6: Final answer
    x = 183,762.21

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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.