Home / 740,101.08-1,021,364.22-453,565.80

Finding the Fourth Proportional to 740,101.08, 1,021,364.22 and 453,565.80

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Solution

The fourth proportional to 740,101.08, 1,021,364.22 and 453,565.80 is: 625,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,101.08 : 1,021,364.22 = 453,565.80 : x
  2. Step 2: Convert to fraction form
    740,101.08/1,021,364.22 = 453,565.80/x
  3. Step 3: Cross multiply
    740,101.08x = 1,021,364.22 × 453,565.80
  4. Step 4: Simplify right side
    740,101.08x = 463,255,879,535.68
  5. Step 5: Solve for x
    x = 463,255,879,535.68/740,101.08
  6. Step 6: Final answer
    x = 625,935.96

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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.