Home / 451,617.32-623,259.46-260,643.02

Finding the Fourth Proportional to 451,617.32, 623,259.46 and 260,643.02

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Solution

The fourth proportional to 451,617.32, 623,259.46 and 260,643.02 is: 359,703.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,617.32 : 623,259.46 = 260,643.02 : x
  2. Step 2: Convert to fraction form
    451,617.32/623,259.46 = 260,643.02/x
  3. Step 3: Cross multiply
    451,617.32x = 623,259.46 × 260,643.02
  4. Step 4: Simplify right side
    451,617.32x = 162,448,225,107.48
  5. Step 5: Solve for x
    x = 162,448,225,107.48/451,617.32
  6. Step 6: Final answer
    x = 359,703.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.