Home / 743,788.69-1,026,849.87-569,030.09

Finding the Fourth Proportional to 743,788.69, 1,026,849.87 and 569,030.09

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Solution

The fourth proportional to 743,788.69, 1,026,849.87 and 569,030.09 is: 785,583.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,788.69 : 1,026,849.87 = 569,030.09 : x
  2. Step 2: Convert to fraction form
    743,788.69/1,026,849.87 = 569,030.09/x
  3. Step 3: Cross multiply
    743,788.69x = 1,026,849.87 × 569,030.09
  4. Step 4: Simplify right side
    743,788.69x = 584,308,468,808.34
  5. Step 5: Solve for x
    x = 584,308,468,808.34/743,788.69
  6. Step 6: Final answer
    x = 785,583.97

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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.