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Finding the Fourth Proportional to 572,435.04, 858,711.36 and 151,710.96

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Solution

The fourth proportional to 572,435.04, 858,711.36 and 151,710.96 is: 227,582.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,435.04 : 858,711.36 = 151,710.96 : x
  2. Step 2: Convert to fraction form
    572,435.04/858,711.36 = 151,710.96/x
  3. Step 3: Cross multiply
    572,435.04x = 858,711.36 × 151,710.96
  4. Step 4: Simplify right side
    572,435.04x = 130,275,924,788.51
  5. Step 5: Solve for x
    x = 130,275,924,788.51/572,435.04
  6. Step 6: Final answer
    x = 227,582.02

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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.