Home / 563,025.94-776,975.83-308,386.24

Finding the Fourth Proportional to 563,025.94, 776,975.83 and 308,386.24

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Solution

The fourth proportional to 563,025.94, 776,975.83 and 308,386.24 is: 425,573.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,025.94 : 776,975.83 = 308,386.24 : x
  2. Step 2: Convert to fraction form
    563,025.94/776,975.83 = 308,386.24/x
  3. Step 3: Cross multiply
    563,025.94x = 776,975.83 × 308,386.24
  4. Step 4: Simplify right side
    563,025.94x = 239,608,652,071.17
  5. Step 5: Solve for x
    x = 239,608,652,071.17/563,025.94
  6. Step 6: Final answer
    x = 425,573.03

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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.