Home / 832,488.12-1,148,837.01-450,514.91

Finding the Fourth Proportional to 832,488.12, 1,148,837.01 and 450,514.91

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Solution

The fourth proportional to 832,488.12, 1,148,837.01 and 450,514.91 is: 621,712.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,488.12 : 1,148,837.01 = 450,514.91 : x
  2. Step 2: Convert to fraction form
    832,488.12/1,148,837.01 = 450,514.91/x
  3. Step 3: Cross multiply
    832,488.12x = 1,148,837.01 × 450,514.91
  4. Step 4: Simplify right side
    832,488.12x = 517,568,196,420.63
  5. Step 5: Solve for x
    x = 517,568,196,420.63/832,488.12
  6. Step 6: Final answer
    x = 621,712.41

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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.