Home / 884,418.69-1,326,498.43-435,018.93

Finding the Fourth Proportional to 884,418.69, 1,326,498.43 and 435,018.93

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Solution

The fourth proportional to 884,418.69, 1,326,498.43 and 435,018.93 is: 652,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,418.69 : 1,326,498.43 = 435,018.93 : x
  2. Step 2: Convert to fraction form
    884,418.69/1,326,498.43 = 435,018.93/x
  3. Step 3: Cross multiply
    884,418.69x = 1,326,498.43 × 435,018.93
  4. Step 4: Simplify right side
    884,418.69x = 577,051,927,665.28
  5. Step 5: Solve for x
    x = 577,051,927,665.28/884,418.69
  6. Step 6: Final answer
    x = 652,464.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.