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Finding the Fourth Proportional to 507,004.47, 760,483.63 and 170,019.21

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Solution

The fourth proportional to 507,004.47, 760,483.63 and 170,019.21 is: 255,021.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,004.47 : 760,483.63 = 170,019.21 : x
  2. Step 2: Convert to fraction form
    507,004.47/760,483.63 = 170,019.21/x
  3. Step 3: Cross multiply
    507,004.47x = 760,483.63 × 170,019.21
  4. Step 4: Simplify right side
    507,004.47x = 129,296,829,054.87
  5. Step 5: Solve for x
    x = 129,296,829,054.87/507,004.47
  6. Step 6: Final answer
    x = 255,021.08

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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.