Home / 808,339.12-1,115,044.86-506,008.24

Finding the Fourth Proportional to 808,339.12, 1,115,044.86 and 506,008.24

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Solution

The fourth proportional to 808,339.12, 1,115,044.86 and 506,008.24 is: 698,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,339.12 : 1,115,044.86 = 506,008.24 : x
  2. Step 2: Convert to fraction form
    808,339.12/1,115,044.86 = 506,008.24/x
  3. Step 3: Cross multiply
    808,339.12x = 1,115,044.86 × 506,008.24
  4. Step 4: Simplify right side
    808,339.12x = 564,221,887,129.65
  5. Step 5: Solve for x
    x = 564,221,887,129.65/808,339.12
  6. Step 6: Final answer
    x = 698,001.46

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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.