Home / 731,631.02-1,097,643.69-305,025.06

Finding the Fourth Proportional to 731,631.02, 1,097,643.69 and 305,025.06

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Solution

The fourth proportional to 731,631.02, 1,097,643.69 and 305,025.06 is: 457,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,631.02 : 1,097,643.69 = 305,025.06 : x
  2. Step 2: Convert to fraction form
    731,631.02/1,097,643.69 = 305,025.06/x
  3. Step 3: Cross multiply
    731,631.02x = 1,097,643.69 × 305,025.06
  4. Step 4: Simplify right side
    731,631.02x = 334,808,832,400.87
  5. Step 5: Solve for x
    x = 334,808,832,400.87/731,631.02
  6. Step 6: Final answer
    x = 457,619.79

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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.