Home / 858,733.03-1,185,005.31-476,735.20

Finding the Fourth Proportional to 858,733.03, 1,185,005.31 and 476,735.20

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Solution

The fourth proportional to 858,733.03, 1,185,005.31 and 476,735.20 is: 657,868.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,733.03 : 1,185,005.31 = 476,735.20 : x
  2. Step 2: Convert to fraction form
    858,733.03/1,185,005.31 = 476,735.20/x
  3. Step 3: Cross multiply
    858,733.03x = 1,185,005.31 × 476,735.20
  4. Step 4: Simplify right side
    858,733.03x = 564,933,748,060.93
  5. Step 5: Solve for x
    x = 564,933,748,060.93/858,733.03
  6. Step 6: Final answer
    x = 657,868.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.