Home / 858,626.34-1,184,858.01-476,628.51

Finding the Fourth Proportional to 858,626.34, 1,184,858.01 and 476,628.51

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Solution

The fourth proportional to 858,626.34, 1,184,858.01 and 476,628.51 is: 657,721.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,626.34 : 1,184,858.01 = 476,628.51 : x
  2. Step 2: Convert to fraction form
    858,626.34/1,184,858.01 = 476,628.51/x
  3. Step 3: Cross multiply
    858,626.34x = 1,184,858.01 × 476,628.51
  4. Step 4: Simplify right side
    858,626.34x = 564,737,107,867.87
  5. Step 5: Solve for x
    x = 564,737,107,867.87/858,626.34
  6. Step 6: Final answer
    x = 657,721.62

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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.