Home / 858,509.30-1,184,796.60-476,542.46

Finding the Fourth Proportional to 858,509.30, 1,184,796.60 and 476,542.46

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Solution

The fourth proportional to 858,509.30, 1,184,796.60 and 476,542.46 is: 657,658.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,509.30 : 1,184,796.60 = 476,542.46 : x
  2. Step 2: Convert to fraction form
    858,509.30/1,184,796.60 = 476,542.46/x
  3. Step 3: Cross multiply
    858,509.30x = 1,184,796.60 × 476,542.46
  4. Step 4: Simplify right side
    858,509.30x = 564,605,886,363.64
  5. Step 5: Solve for x
    x = 564,605,886,363.64/858,509.30
  6. Step 6: Final answer
    x = 657,658.44

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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.