Home / 426,465.12-588,457.08-283,435.32

Finding the Fourth Proportional to 426,465.12, 588,457.08 and 283,435.32

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Solution

The fourth proportional to 426,465.12, 588,457.08 and 283,435.32 is: 391,097.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,465.12 : 588,457.08 = 283,435.32 : x
  2. Step 2: Convert to fraction form
    426,465.12/588,457.08 = 283,435.32/x
  3. Step 3: Cross multiply
    426,465.12x = 588,457.08 × 283,435.32
  4. Step 4: Simplify right side
    426,465.12x = 166,789,520,776.07
  5. Step 5: Solve for x
    x = 166,789,520,776.07/426,465.12
  6. Step 6: Final answer
    x = 391,097.68

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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.