Home / 1,057,000.74-1,585,209.51-298,782.42

Finding the Fourth Proportional to 1,057,000.74, 1,585,209.51 and 298,782.42

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Solution

The fourth proportional to 1,057,000.74, 1,585,209.51 and 298,782.42 is: 448,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,000.74 : 1,585,209.51 = 298,782.42 : x
  2. Step 2: Convert to fraction form
    1,057,000.74/1,585,209.51 = 298,782.42/x
  3. Step 3: Cross multiply
    1,057,000.74x = 1,585,209.51 × 298,782.42
  4. Step 4: Simplify right side
    1,057,000.74x = 473,632,733,604.81
  5. Step 5: Solve for x
    x = 473,632,733,604.81/1,057,000.74
  6. Step 6: Final answer
    x = 448,091.20

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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.