Home / 475,920.23-713,525.27-286,336.18

Finding the Fourth Proportional to 475,920.23, 713,525.27 and 286,336.18

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Solution

The fourth proportional to 475,920.23, 713,525.27 and 286,336.18 is: 429,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,920.23 : 713,525.27 = 286,336.18 : x
  2. Step 2: Convert to fraction form
    475,920.23/713,525.27 = 286,336.18/x
  3. Step 3: Cross multiply
    475,920.23x = 713,525.27 × 286,336.18
  4. Step 4: Simplify right side
    475,920.23x = 204,308,099,077.30
  5. Step 5: Solve for x
    x = 204,308,099,077.30/475,920.23
  6. Step 6: Final answer
    x = 429,290.64

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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.