Home / 588,072.02-811,699.50-346,433.12

Finding the Fourth Proportional to 588,072.02, 811,699.50 and 346,433.12

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Solution

The fourth proportional to 588,072.02, 811,699.50 and 346,433.12 is: 478,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,072.02 : 811,699.50 = 346,433.12 : x
  2. Step 2: Convert to fraction form
    588,072.02/811,699.50 = 346,433.12/x
  3. Step 3: Cross multiply
    588,072.02x = 811,699.50 × 346,433.12
  4. Step 4: Simplify right side
    588,072.02x = 281,199,586,228.94
  5. Step 5: Solve for x
    x = 281,199,586,228.94/588,072.02
  6. Step 6: Final answer
    x = 478,172.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.