Home / 446,488.16-616,163.92-242,547.20

Finding the Fourth Proportional to 446,488.16, 616,163.92 and 242,547.20

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Solution

The fourth proportional to 446,488.16, 616,163.92 and 242,547.20 is: 334,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,488.16 : 616,163.92 = 242,547.20 : x
  2. Step 2: Convert to fraction form
    446,488.16/616,163.92 = 242,547.20/x
  3. Step 3: Cross multiply
    446,488.16x = 616,163.92 × 242,547.20
  4. Step 4: Simplify right side
    446,488.16x = 149,448,833,537.02
  5. Step 5: Solve for x
    x = 149,448,833,537.02/446,488.16
  6. Step 6: Final answer
    x = 334,720.71

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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.