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Finding the Fourth Proportional to 506,751.36, 760,039.44 and 151,670.16

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Solution

The fourth proportional to 506,751.36, 760,039.44 and 151,670.16 is: 227,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,751.36 : 760,039.44 = 151,670.16 : x
  2. Step 2: Convert to fraction form
    506,751.36/760,039.44 = 151,670.16/x
  3. Step 3: Cross multiply
    506,751.36x = 760,039.44 × 151,670.16
  4. Step 4: Simplify right side
    506,751.36x = 115,275,303,471.11
  5. Step 5: Solve for x
    x = 115,275,303,471.11/506,751.36
  6. Step 6: Final answer
    x = 227,479.02

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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.