Home / 858,017.80-1,184,064.74-476,043.67

Finding the Fourth Proportional to 858,017.80, 1,184,064.74 and 476,043.67

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Solution

The fourth proportional to 858,017.80, 1,184,064.74 and 476,043.67 is: 656,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,017.80 : 1,184,064.74 = 476,043.67 : x
  2. Step 2: Convert to fraction form
    858,017.80/1,184,064.74 = 476,043.67/x
  3. Step 3: Cross multiply
    858,017.80x = 1,184,064.74 × 476,043.67
  4. Step 4: Simplify right side
    858,017.80x = 563,666,524,347.20
  5. Step 5: Solve for x
    x = 563,666,524,347.20/858,017.80
  6. Step 6: Final answer
    x = 656,940.36

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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.