Home / 291,631.16-437,718.90-149,583.08

Finding the Fourth Proportional to 291,631.16, 437,718.90 and 149,583.08

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Solution

The fourth proportional to 291,631.16, 437,718.90 and 149,583.08 is: 224,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,631.16 : 437,718.90 = 149,583.08 : x
  2. Step 2: Convert to fraction form
    291,631.16/437,718.90 = 149,583.08/x
  3. Step 3: Cross multiply
    291,631.16x = 437,718.90 × 149,583.08
  4. Step 4: Simplify right side
    291,631.16x = 65,475,341,236.21
  5. Step 5: Solve for x
    x = 65,475,341,236.21/291,631.16
  6. Step 6: Final answer
    x = 224,514.22

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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.