Home / 858,392.58-1,184,637.12-476,419.37

Finding the Fourth Proportional to 858,392.58, 1,184,637.12 and 476,419.37

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Solution

The fourth proportional to 858,392.58, 1,184,637.12 and 476,419.37 is: 657,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,392.58 : 1,184,637.12 = 476,419.37 : x
  2. Step 2: Convert to fraction form
    858,392.58/1,184,637.12 = 476,419.37/x
  3. Step 3: Cross multiply
    858,392.58x = 1,184,637.12 × 476,419.37
  4. Step 4: Simplify right side
    858,392.58x = 564,384,070,389.01
  5. Step 5: Solve for x
    x = 564,384,070,389.01/858,392.58
  6. Step 6: Final answer
    x = 657,489.46

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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.