Home / 858,488.48-1,184,712.08-476,519.84

Finding the Fourth Proportional to 858,488.48, 1,184,712.08 and 476,519.84

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Solution

The fourth proportional to 858,488.48, 1,184,712.08 and 476,519.84 is: 657,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,488.48 : 1,184,712.08 = 476,519.84 : x
  2. Step 2: Convert to fraction form
    858,488.48/1,184,712.08 = 476,519.84/x
  3. Step 3: Cross multiply
    858,488.48x = 1,184,712.08 × 476,519.84
  4. Step 4: Simplify right side
    858,488.48x = 564,538,810,807.67
  5. Step 5: Solve for x
    x = 564,538,810,807.67/858,488.48
  6. Step 6: Final answer
    x = 657,596.26

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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.