Home / 946,769.36-1,306,145.34-578,967.90

Finding the Fourth Proportional to 946,769.36, 1,306,145.34 and 578,967.90

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Solution

The fourth proportional to 946,769.36, 1,306,145.34 and 578,967.90 is: 798,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,769.36 : 1,306,145.34 = 578,967.90 : x
  2. Step 2: Convert to fraction form
    946,769.36/1,306,145.34 = 578,967.90/x
  3. Step 3: Cross multiply
    946,769.36x = 1,306,145.34 × 578,967.90
  4. Step 4: Simplify right side
    946,769.36x = 756,216,224,594.59
  5. Step 5: Solve for x
    x = 756,216,224,594.59/946,769.36
  6. Step 6: Final answer
    x = 798,733.31

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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.