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Finding the Fourth Proportional to 507,499.46, 760,772.35 and 170,303.63

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Solution

The fourth proportional to 507,499.46, 760,772.35 and 170,303.63 is: 255,295.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,499.46 : 760,772.35 = 170,303.63 : x
  2. Step 2: Convert to fraction form
    507,499.46/760,772.35 = 170,303.63/x
  3. Step 3: Cross multiply
    507,499.46x = 760,772.35 × 170,303.63
  4. Step 4: Simplify right side
    507,499.46x = 129,562,292,808.63
  5. Step 5: Solve for x
    x = 129,562,292,808.63/507,499.46
  6. Step 6: Final answer
    x = 255,295.43

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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.