Home / 572,666.52-858,928.50-306,144.12

Finding the Fourth Proportional to 572,666.52, 858,928.50 and 306,144.12

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Solution

The fourth proportional to 572,666.52, 858,928.50 and 306,144.12 is: 459,178.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,666.52 : 858,928.50 = 306,144.12 : x
  2. Step 2: Convert to fraction form
    572,666.52/858,928.50 = 306,144.12/x
  3. Step 3: Cross multiply
    572,666.52x = 858,928.50 × 306,144.12
  4. Step 4: Simplify right side
    572,666.52x = 262,955,909,775.42
  5. Step 5: Solve for x
    x = 262,955,909,775.42/572,666.52
  6. Step 6: Final answer
    x = 459,178.07

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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.