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Finding the Fourth Proportional to 446,762.64, 616,536.48 and 242,814.05

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Solution

The fourth proportional to 446,762.64, 616,536.48 and 242,814.05 is: 335,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,762.64 : 616,536.48 = 242,814.05 : x
  2. Step 2: Convert to fraction form
    446,762.64/616,536.48 = 242,814.05/x
  3. Step 3: Cross multiply
    446,762.64x = 616,536.48 × 242,814.05
  4. Step 4: Simplify right side
    446,762.64x = 149,703,716,721.59
  5. Step 5: Solve for x
    x = 149,703,716,721.59/446,762.64
  6. Step 6: Final answer
    x = 335,085.58

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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.