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Finding the Fourth Proportional to 507,160.65, 760,815.15 and 152,202.72

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Solution

The fourth proportional to 507,160.65, 760,815.15 and 152,202.72 is: 228,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,160.65 : 760,815.15 = 152,202.72 : x
  2. Step 2: Convert to fraction form
    507,160.65/760,815.15 = 152,202.72/x
  3. Step 3: Cross multiply
    507,160.65x = 760,815.15 × 152,202.72
  4. Step 4: Simplify right side
    507,160.65x = 115,798,135,247.21
  5. Step 5: Solve for x
    x = 115,798,135,247.21/507,160.65
  6. Step 6: Final answer
    x = 228,326.34

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1.5x scale

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.