Home / 572,764.08-859,078.80-152,072.40

Finding the Fourth Proportional to 572,764.08, 859,078.80 and 152,072.40

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Solution

The fourth proportional to 572,764.08, 859,078.80 and 152,072.40 is: 228,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,764.08 : 859,078.80 = 152,072.40 : x
  2. Step 2: Convert to fraction form
    572,764.08/859,078.80 = 152,072.40/x
  3. Step 3: Cross multiply
    572,764.08x = 859,078.80 × 152,072.40
  4. Step 4: Simplify right side
    572,764.08x = 130,642,174,905.12
  5. Step 5: Solve for x
    x = 130,642,174,905.12/572,764.08
  6. Step 6: Final answer
    x = 228,090.73

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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.