Home / 1,005,339.83-1,508,501.69-472,914.59

Finding the Fourth Proportional to 1,005,339.83, 1,508,501.69 and 472,914.59

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Solution

The fourth proportional to 1,005,339.83, 1,508,501.69 and 472,914.59 is: 709,603.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,339.83 : 1,508,501.69 = 472,914.59 : x
  2. Step 2: Convert to fraction form
    1,005,339.83/1,508,501.69 = 472,914.59/x
  3. Step 3: Cross multiply
    1,005,339.83x = 1,508,501.69 × 472,914.59
  4. Step 4: Simplify right side
    1,005,339.83x = 713,392,455,876.08
  5. Step 5: Solve for x
    x = 713,392,455,876.08/1,005,339.83
  6. Step 6: Final answer
    x = 709,603.29

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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.