Home / 929,518.74-1,394,081.28-298,284.93

Finding the Fourth Proportional to 929,518.74, 1,394,081.28 and 298,284.93

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Solution

The fourth proportional to 929,518.74, 1,394,081.28 and 298,284.93 is: 447,364.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,518.74 : 1,394,081.28 = 298,284.93 : x
  2. Step 2: Convert to fraction form
    929,518.74/1,394,081.28 = 298,284.93/x
  3. Step 3: Cross multiply
    929,518.74x = 1,394,081.28 × 298,284.93
  4. Step 4: Simplify right side
    929,518.74x = 415,833,437,019.11
  5. Step 5: Solve for x
    x = 415,833,437,019.11/929,518.74
  6. Step 6: Final answer
    x = 447,364.23

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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.