Home / 906,342.30-1,359,513.45-790,868.70

Finding the Fourth Proportional to 906,342.30, 1,359,513.45 and 790,868.70

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Solution

The fourth proportional to 906,342.30, 1,359,513.45 and 790,868.70 is: 1,186,303.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,342.30 : 1,359,513.45 = 790,868.70 : x
  2. Step 2: Convert to fraction form
    906,342.30/1,359,513.45 = 790,868.70/x
  3. Step 3: Cross multiply
    906,342.30x = 1,359,513.45 × 790,868.70
  4. Step 4: Simplify right side
    906,342.30x = 1,075,196,634,834.01
  5. Step 5: Solve for x
    x = 1,075,196,634,834.01/906,342.30
  6. Step 6: Final answer
    x = 1,186,303.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.