Home / 774,811.02-1,069,325.91-469,056

Finding the Fourth Proportional to 774,811.02, 1,069,325.91 and 469,056

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Solution

The fourth proportional to 774,811.02, 1,069,325.91 and 469,056 is: 647,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,811.02 : 1,069,325.91 = 469,056 : x
  2. Step 2: Convert to fraction form
    774,811.02/1,069,325.91 = 469,056/x
  3. Step 3: Cross multiply
    774,811.02x = 1,069,325.91 × 469,056
  4. Step 4: Simplify right side
    774,811.02x = 501,573,734,040.96
  5. Step 5: Solve for x
    x = 501,573,734,040.96/774,811.02
  6. Step 6: Final answer
    x = 647,349.77

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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.