Home / 1,090,223.15-1,635,205.93-291,566.59

Finding the Fourth Proportional to 1,090,223.15, 1,635,205.93 and 291,566.59

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Solution

The fourth proportional to 1,090,223.15, 1,635,205.93 and 291,566.59 is: 437,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,223.15 : 1,635,205.93 = 291,566.59 : x
  2. Step 2: Convert to fraction form
    1,090,223.15/1,635,205.93 = 291,566.59/x
  3. Step 3: Cross multiply
    1,090,223.15x = 1,635,205.93 × 291,566.59
  4. Step 4: Simplify right side
    1,090,223.15x = 476,771,412,140.95
  5. Step 5: Solve for x
    x = 476,771,412,140.95/1,090,223.15
  6. Step 6: Final answer
    x = 437,315.44

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1.5x scale

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.