Home / 1,059,088.72-1,588,737.02-300,965.16

Finding the Fourth Proportional to 1,059,088.72, 1,588,737.02 and 300,965.16

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Solution

The fourth proportional to 1,059,088.72, 1,588,737.02 and 300,965.16 is: 451,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,088.72 : 1,588,737.02 = 300,965.16 : x
  2. Step 2: Convert to fraction form
    1,059,088.72/1,588,737.02 = 300,965.16/x
  3. Step 3: Cross multiply
    1,059,088.72x = 1,588,737.02 × 300,965.16
  4. Step 4: Simplify right side
    1,059,088.72x = 478,154,491,422.22
  5. Step 5: Solve for x
    x = 478,154,491,422.22/1,059,088.72
  6. Step 6: Final answer
    x = 451,477.28

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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.