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Finding the Fourth Proportional to 446,547.51, 616,239.77 and 242,599.91

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Solution

The fourth proportional to 446,547.51, 616,239.77 and 242,599.91 is: 334,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,547.51 : 616,239.77 = 242,599.91 : x
  2. Step 2: Convert to fraction form
    446,547.51/616,239.77 = 242,599.91/x
  3. Step 3: Cross multiply
    446,547.51x = 616,239.77 × 242,599.91
  4. Step 4: Simplify right side
    446,547.51x = 149,499,708,446.22
  5. Step 5: Solve for x
    x = 149,499,708,446.22/446,547.51
  6. Step 6: Final answer
    x = 334,790.15

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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.