Home / 948,590.70-1,309,496.32-561,284.34

Finding the Fourth Proportional to 948,590.70, 1,309,496.32 and 561,284.34

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Solution

The fourth proportional to 948,590.70, 1,309,496.32 and 561,284.34 is: 774,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,590.70 : 1,309,496.32 = 561,284.34 : x
  2. Step 2: Convert to fraction form
    948,590.70/1,309,496.32 = 561,284.34/x
  3. Step 3: Cross multiply
    948,590.70x = 1,309,496.32 × 561,284.34
  4. Step 4: Simplify right side
    948,590.70x = 734,999,777,703.63
  5. Step 5: Solve for x
    x = 734,999,777,703.63/948,590.70
  6. Step 6: Final answer
    x = 774,833.42

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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.