Home / 977,734.64-1,349,269.56-548,014.88

Finding the Fourth Proportional to 977,734.64, 1,349,269.56 and 548,014.88

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Solution

The fourth proportional to 977,734.64, 1,349,269.56 and 548,014.88 is: 756,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,734.64 : 1,349,269.56 = 548,014.88 : x
  2. Step 2: Convert to fraction form
    977,734.64/1,349,269.56 = 548,014.88/x
  3. Step 3: Cross multiply
    977,734.64x = 1,349,269.56 × 548,014.88
  4. Step 4: Simplify right side
    977,734.64x = 739,419,796,011.05
  5. Step 5: Solve for x
    x = 739,419,796,011.05/977,734.64
  6. Step 6: Final answer
    x = 756,258.16

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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.