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Finding the Fourth Proportional to 507,483.69, 761,237.89 and 170,529.22

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Solution

The fourth proportional to 507,483.69, 761,237.89 and 170,529.22 is: 255,797.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,483.69 : 761,237.89 = 170,529.22 : x
  2. Step 2: Convert to fraction form
    507,483.69/761,237.89 = 170,529.22/x
  3. Step 3: Cross multiply
    507,483.69x = 761,237.89 × 170,529.22
  4. Step 4: Simplify right side
    507,483.69x = 129,813,303,616.15
  5. Step 5: Solve for x
    x = 129,813,303,616.15/507,483.69
  6. Step 6: Final answer
    x = 255,797.98

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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.