Home / 1,087,300.80-1,500,525-603,868.08

Finding the Fourth Proportional to 1,087,300.80, 1,500,525 and 603,868.08

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Solution

The fourth proportional to 1,087,300.80, 1,500,525 and 603,868.08 is: 833,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,300.80 : 1,500,525 = 603,868.08 : x
  2. Step 2: Convert to fraction form
    1,087,300.80/1,500,525 = 603,868.08/x
  3. Step 3: Cross multiply
    1,087,300.80x = 1,500,525 × 603,868.08
  4. Step 4: Simplify right side
    1,087,300.80x = 906,119,150,742.00
  5. Step 5: Solve for x
    x = 906,119,150,742.00/1,087,300.80
  6. Step 6: Final answer
    x = 833,365.66

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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.