Home / 959,346.74-1,438,888.88-285,532.04

Finding the Fourth Proportional to 959,346.74, 1,438,888.88 and 285,532.04

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Solution

The fourth proportional to 959,346.74, 1,438,888.88 and 285,532.04 is: 428,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,346.74 : 1,438,888.88 = 285,532.04 : x
  2. Step 2: Convert to fraction form
    959,346.74/1,438,888.88 = 285,532.04/x
  3. Step 3: Cross multiply
    959,346.74x = 1,438,888.88 × 285,532.04
  4. Step 4: Simplify right side
    959,346.74x = 410,848,881,550.77
  5. Step 5: Solve for x
    x = 410,848,881,550.77/959,346.74
  6. Step 6: Final answer
    x = 428,259.01

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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.