Home / 858,075.20-1,184,148.96-476,109.44

Finding the Fourth Proportional to 858,075.20, 1,184,148.96 and 476,109.44

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Solution

The fourth proportional to 858,075.20, 1,184,148.96 and 476,109.44 is: 657,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,075.20 : 1,184,148.96 = 476,109.44 : x
  2. Step 2: Convert to fraction form
    858,075.20/1,184,148.96 = 476,109.44/x
  3. Step 3: Cross multiply
    858,075.20x = 1,184,148.96 × 476,109.44
  4. Step 4: Simplify right side
    858,075.20x = 563,784,498,222.18
  5. Step 5: Solve for x
    x = 563,784,498,222.18/858,075.20
  6. Step 6: Final answer
    x = 657,033.90

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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.