Home / 858,669.03-1,288,594.09-297,703.53

Finding the Fourth Proportional to 858,669.03, 1,288,594.09 and 297,703.53

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Solution

The fourth proportional to 858,669.03, 1,288,594.09 and 297,703.53 is: 446,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,669.03 : 1,288,594.09 = 297,703.53 : x
  2. Step 2: Convert to fraction form
    858,669.03/1,288,594.09 = 297,703.53/x
  3. Step 3: Cross multiply
    858,669.03x = 1,288,594.09 × 297,703.53
  4. Step 4: Simplify right side
    858,669.03x = 383,619,009,330.14
  5. Step 5: Solve for x
    x = 383,619,009,330.14/858,669.03
  6. Step 6: Final answer
    x = 446,760.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.