Home / 446,424.86-616,070.78-242,479.75

Finding the Fourth Proportional to 446,424.86, 616,070.78 and 242,479.75

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Solution

The fourth proportional to 446,424.86, 616,070.78 and 242,479.75 is: 334,624.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,424.86 : 616,070.78 = 242,479.75 : x
  2. Step 2: Convert to fraction form
    446,424.86/616,070.78 = 242,479.75/x
  3. Step 3: Cross multiply
    446,424.86x = 616,070.78 × 242,479.75
  4. Step 4: Simplify right side
    446,424.86x = 149,384,688,716.71
  5. Step 5: Solve for x
    x = 149,384,688,716.71/446,424.86
  6. Step 6: Final answer
    x = 334,624.48

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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.