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Finding the Fourth Proportional to 507,483.79, 761,238.03 and 170,529.32

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Solution

The fourth proportional to 507,483.79, 761,238.03 and 170,529.32 is: 255,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,483.79 : 761,238.03 = 170,529.32 : x
  2. Step 2: Convert to fraction form
    507,483.79/761,238.03 = 170,529.32/x
  3. Step 3: Cross multiply
    507,483.79x = 761,238.03 × 170,529.32
  4. Step 4: Simplify right side
    507,483.79x = 129,813,402,761.39
  5. Step 5: Solve for x
    x = 129,813,402,761.39/507,483.79
  6. Step 6: Final answer
    x = 255,798.13

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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.