Home / 889,667.95-1,227,829.58-507,751.87

Finding the Fourth Proportional to 889,667.95, 1,227,829.58 and 507,751.87

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Solution

The fourth proportional to 889,667.95, 1,227,829.58 and 507,751.87 is: 700,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,667.95 : 1,227,829.58 = 507,751.87 : x
  2. Step 2: Convert to fraction form
    889,667.95/1,227,829.58 = 507,751.87/x
  3. Step 3: Cross multiply
    889,667.95x = 1,227,829.58 × 507,751.87
  4. Step 4: Simplify right side
    889,667.95x = 623,432,765,286.32
  5. Step 5: Solve for x
    x = 623,432,765,286.32/889,667.95
  6. Step 6: Final answer
    x = 700,747.70

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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.