Home / 705,026.61-972,834.07-403,162.29

Finding the Fourth Proportional to 705,026.61, 972,834.07 and 403,162.29

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Solution

The fourth proportional to 705,026.61, 972,834.07 and 403,162.29 is: 556,305.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,026.61 : 972,834.07 = 403,162.29 : x
  2. Step 2: Convert to fraction form
    705,026.61/972,834.07 = 403,162.29/x
  3. Step 3: Cross multiply
    705,026.61x = 972,834.07 × 403,162.29
  4. Step 4: Simplify right side
    705,026.61x = 392,210,011,451.22
  5. Step 5: Solve for x
    x = 392,210,011,451.22/705,026.61
  6. Step 6: Final answer
    x = 556,305.26

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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.