Home / 767,735.04-1,058,925.76-665,577.76

Finding the Fourth Proportional to 767,735.04, 1,058,925.76 and 665,577.76

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Solution

The fourth proportional to 767,735.04, 1,058,925.76 and 665,577.76 is: 918,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,735.04 : 1,058,925.76 = 665,577.76 : x
  2. Step 2: Convert to fraction form
    767,735.04/1,058,925.76 = 665,577.76/x
  3. Step 3: Cross multiply
    767,735.04x = 1,058,925.76 × 665,577.76
  4. Step 4: Simplify right side
    767,735.04x = 704,797,435,347.10
  5. Step 5: Solve for x
    x = 704,797,435,347.10/767,735.04
  6. Step 6: Final answer
    x = 918,021.71

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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.