Home / 1,071,141.36-1,606,705.10-272,416.00

Finding the Fourth Proportional to 1,071,141.36, 1,606,705.10 and 272,416.00

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Solution

The fourth proportional to 1,071,141.36, 1,606,705.10 and 272,416.00 is: 408,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,141.36 : 1,606,705.10 = 272,416.00 : x
  2. Step 2: Convert to fraction form
    1,071,141.36/1,606,705.10 = 272,416.00/x
  3. Step 3: Cross multiply
    1,071,141.36x = 1,606,705.10 × 272,416.00
  4. Step 4: Simplify right side
    1,071,141.36x = 437,692,178,529.98
  5. Step 5: Solve for x
    x = 437,692,178,529.98/1,071,141.36
  6. Step 6: Final answer
    x = 408,622.24

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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.