Home / 977,843.15-1,349,506.76-548,206.32

Finding the Fourth Proportional to 977,843.15, 1,349,506.76 and 548,206.32

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Solution

The fourth proportional to 977,843.15, 1,349,506.76 and 548,206.32 is: 756,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,843.15 : 1,349,506.76 = 548,206.32 : x
  2. Step 2: Convert to fraction form
    977,843.15/1,349,506.76 = 548,206.32/x
  3. Step 3: Cross multiply
    977,843.15x = 1,349,506.76 × 548,206.32
  4. Step 4: Simplify right side
    977,843.15x = 739,808,131,973.69
  5. Step 5: Solve for x
    x = 739,808,131,973.69/977,843.15
  6. Step 6: Final answer
    x = 756,571.37

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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.