Home / 775,555.01-1,163,330.76-369,514.70

Finding the Fourth Proportional to 775,555.01, 1,163,330.76 and 369,514.70

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Solution

The fourth proportional to 775,555.01, 1,163,330.76 and 369,514.70 is: 554,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,555.01 : 1,163,330.76 = 369,514.70 : x
  2. Step 2: Convert to fraction form
    775,555.01/1,163,330.76 = 369,514.70/x
  3. Step 3: Cross multiply
    775,555.01x = 1,163,330.76 × 369,514.70
  4. Step 4: Simplify right side
    775,555.01x = 429,867,816,782.17
  5. Step 5: Solve for x
    x = 429,867,816,782.17/775,555.01
  6. Step 6: Final answer
    x = 554,271.21

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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.