Home / 563,362.32-845,035.52-136,901.28

Finding the Fourth Proportional to 563,362.32, 845,035.52 and 136,901.28

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Solution

The fourth proportional to 563,362.32, 845,035.52 and 136,901.28 is: 205,349.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,362.32 : 845,035.52 = 136,901.28 : x
  2. Step 2: Convert to fraction form
    563,362.32/845,035.52 = 136,901.28/x
  3. Step 3: Cross multiply
    563,362.32x = 845,035.52 × 136,901.28
  4. Step 4: Simplify right side
    563,362.32x = 115,686,444,333.47
  5. Step 5: Solve for x
    x = 115,686,444,333.47/563,362.32
  6. Step 6: Final answer
    x = 205,349.99

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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.