Home / 889,665.95-1,227,826.82-507,749.87

Finding the Fourth Proportional to 889,665.95, 1,227,826.82 and 507,749.87

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Solution

The fourth proportional to 889,665.95, 1,227,826.82 and 507,749.87 is: 700,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,665.95 : 1,227,826.82 = 507,749.87 : x
  2. Step 2: Convert to fraction form
    889,665.95/1,227,826.82 = 507,749.87/x
  3. Step 3: Cross multiply
    889,665.95x = 1,227,826.82 × 507,749.87
  4. Step 4: Simplify right side
    889,665.95x = 623,428,903,367.75
  5. Step 5: Solve for x
    x = 623,428,903,367.75/889,665.95
  6. Step 6: Final answer
    x = 700,744.93

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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.