Home / 623,090.42-859,864.29-336,610.46

Finding the Fourth Proportional to 623,090.42, 859,864.29 and 336,610.46

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Solution

The fourth proportional to 623,090.42, 859,864.29 and 336,610.46 is: 464,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,090.42 : 859,864.29 = 336,610.46 : x
  2. Step 2: Convert to fraction form
    623,090.42/859,864.29 = 336,610.46/x
  3. Step 3: Cross multiply
    623,090.42x = 859,864.29 × 336,610.46
  4. Step 4: Simplify right side
    623,090.42x = 289,439,314,194.47
  5. Step 5: Solve for x
    x = 289,439,314,194.47/623,090.42
  6. Step 6: Final answer
    x = 464,522.17

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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.