Home / 664,268.04-916,814.90-416,025.02

Finding the Fourth Proportional to 664,268.04, 916,814.90 and 416,025.02

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Solution

The fourth proportional to 664,268.04, 916,814.90 and 416,025.02 is: 574,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,268.04 : 916,814.90 = 416,025.02 : x
  2. Step 2: Convert to fraction form
    664,268.04/916,814.90 = 416,025.02/x
  3. Step 3: Cross multiply
    664,268.04x = 916,814.90 × 416,025.02
  4. Step 4: Simplify right side
    664,268.04x = 381,417,937,108.80
  5. Step 5: Solve for x
    x = 381,417,937,108.80/664,268.04
  6. Step 6: Final answer
    x = 574,192.82

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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.