Home / 977,626.64-1,349,177.64-548,044.76

Finding the Fourth Proportional to 977,626.64, 1,349,177.64 and 548,044.76

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Solution

The fourth proportional to 977,626.64, 1,349,177.64 and 548,044.76 is: 756,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,626.64 : 1,349,177.64 = 548,044.76 : x
  2. Step 2: Convert to fraction form
    977,626.64/1,349,177.64 = 548,044.76/x
  3. Step 3: Cross multiply
    977,626.64x = 1,349,177.64 × 548,044.76
  4. Step 4: Simplify right side
    977,626.64x = 739,409,735,911.17
  5. Step 5: Solve for x
    x = 739,409,735,911.17/977,626.64
  6. Step 6: Final answer
    x = 756,331.41

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1.5x scale

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.