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Finding the Fourth Proportional to 507,559.32, 761,339.54 and 152,573.31

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Solution

The fourth proportional to 507,559.32, 761,339.54 and 152,573.31 is: 228,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,559.32 : 761,339.54 = 152,573.31 : x
  2. Step 2: Convert to fraction form
    507,559.32/761,339.54 = 152,573.31/x
  3. Step 3: Cross multiply
    507,559.32x = 761,339.54 × 152,573.31
  4. Step 4: Simplify right side
    507,559.32x = 116,160,093,651.68
  5. Step 5: Solve for x
    x = 116,160,093,651.68/507,559.32
  6. Step 6: Final answer
    x = 228,860.13

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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.