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Finding the Fourth Proportional to 374,223.84, 560,957.44 and 161,130.72

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Solution

The fourth proportional to 374,223.84, 560,957.44 and 161,130.72 is: 241,533.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,223.84 : 560,957.44 = 161,130.72 : x
  2. Step 2: Convert to fraction form
    374,223.84/560,957.44 = 161,130.72/x
  3. Step 3: Cross multiply
    374,223.84x = 560,957.44 × 161,130.72
  4. Step 4: Simplify right side
    374,223.84x = 90,387,476,196.56
  5. Step 5: Solve for x
    x = 90,387,476,196.56/374,223.84
  6. Step 6: Final answer
    x = 241,533.19

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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.