Home / 1,087,263.72-1,500,288.01-603,762.98

Finding the Fourth Proportional to 1,087,263.72, 1,500,288.01 and 603,762.98

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Solution

The fourth proportional to 1,087,263.72, 1,500,288.01 and 603,762.98 is: 833,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,263.72 : 1,500,288.01 = 603,762.98 : x
  2. Step 2: Convert to fraction form
    1,087,263.72/1,500,288.01 = 603,762.98/x
  3. Step 3: Cross multiply
    1,087,263.72x = 1,500,288.01 × 603,762.98
  4. Step 4: Simplify right side
    1,087,263.72x = 905,818,350,765.02
  5. Step 5: Solve for x
    x = 905,818,350,765.02/1,087,263.72
  6. Step 6: Final answer
    x = 833,117.43

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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.