Home / 507,136.02-760,830.39-152,156.58

Finding the Fourth Proportional to 507,136.02, 760,830.39 and 152,156.58

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Solution

The fourth proportional to 507,136.02, 760,830.39 and 152,156.58 is: 228,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,136.02 : 760,830.39 = 152,156.58 : x
  2. Step 2: Convert to fraction form
    507,136.02/760,830.39 = 152,156.58/x
  3. Step 3: Cross multiply
    507,136.02x = 760,830.39 × 152,156.58
  4. Step 4: Simplify right side
    507,136.02x = 115,765,350,102.47
  5. Step 5: Solve for x
    x = 115,765,350,102.47/507,136.02
  6. Step 6: Final answer
    x = 228,272.78

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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.