Home / 899,282.15-1,349,883.53-387,200.96

Finding the Fourth Proportional to 899,282.15, 1,349,883.53 and 387,200.96

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Solution

The fourth proportional to 899,282.15, 1,349,883.53 and 387,200.96 is: 581,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,282.15 : 1,349,883.53 = 387,200.96 : x
  2. Step 2: Convert to fraction form
    899,282.15/1,349,883.53 = 387,200.96/x
  3. Step 3: Cross multiply
    899,282.15x = 1,349,883.53 × 387,200.96
  4. Step 4: Simplify right side
    899,282.15x = 522,676,196,532.83
  5. Step 5: Solve for x
    x = 522,676,196,532.83/899,282.15
  6. Step 6: Final answer
    x = 581,214.91

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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.