Home / 858,542.22-1,184,779.47-476,559.18

Finding the Fourth Proportional to 858,542.22, 1,184,779.47 and 476,559.18

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Solution

The fourth proportional to 858,542.22, 1,184,779.47 and 476,559.18 is: 657,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,542.22 : 1,184,779.47 = 476,559.18 : x
  2. Step 2: Convert to fraction form
    858,542.22/1,184,779.47 = 476,559.18/x
  3. Step 3: Cross multiply
    858,542.22x = 1,184,779.47 × 476,559.18
  4. Step 4: Simplify right side
    858,542.22x = 564,617,532,704.04
  5. Step 5: Solve for x
    x = 564,617,532,704.04/858,542.22
  6. Step 6: Final answer
    x = 657,646.79

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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.