Home / 694,670.13-1,041,973.90-289,695.58

Finding the Fourth Proportional to 694,670.13, 1,041,973.90 and 289,695.58

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Solution

The fourth proportional to 694,670.13, 1,041,973.90 and 289,695.58 is: 434,530.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,670.13 : 1,041,973.90 = 289,695.58 : x
  2. Step 2: Convert to fraction form
    694,670.13/1,041,973.90 = 289,695.58/x
  3. Step 3: Cross multiply
    694,670.13x = 1,041,973.90 × 289,695.58
  4. Step 4: Simplify right side
    694,670.13x = 301,855,229,976.19
  5. Step 5: Solve for x
    x = 301,855,229,976.19/694,670.13
  6. Step 6: Final answer
    x = 434,530.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.