Home / 790,182.08-1,185,152.83-257,702.26

Finding the Fourth Proportional to 790,182.08, 1,185,152.83 and 257,702.26

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Solution

The fourth proportional to 790,182.08, 1,185,152.83 and 257,702.26 is: 386,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,182.08 : 1,185,152.83 = 257,702.26 : x
  2. Step 2: Convert to fraction form
    790,182.08/1,185,152.83 = 257,702.26/x
  3. Step 3: Cross multiply
    790,182.08x = 1,185,152.83 × 257,702.26
  4. Step 4: Simplify right side
    790,182.08x = 305,416,560,095.64
  5. Step 5: Solve for x
    x = 305,416,560,095.64/790,182.08
  6. Step 6: Final answer
    x = 386,514.16

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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.