Home / 704,918.34-972,788.06-382,628.39

Finding the Fourth Proportional to 704,918.34, 972,788.06 and 382,628.39

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Solution

The fourth proportional to 704,918.34, 972,788.06 and 382,628.39 is: 528,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,918.34 : 972,788.06 = 382,628.39 : x
  2. Step 2: Convert to fraction form
    704,918.34/972,788.06 = 382,628.39/x
  3. Step 3: Cross multiply
    704,918.34x = 972,788.06 × 382,628.39
  4. Step 4: Simplify right side
    704,918.34x = 372,216,325,301.65
  5. Step 5: Solve for x
    x = 372,216,325,301.65/704,918.34
  6. Step 6: Final answer
    x = 528,027.58

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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.