Home / 1,085,130.44-1,627,537.23-316,421.58

Finding the Fourth Proportional to 1,085,130.44, 1,627,537.23 and 316,421.58

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Solution

The fourth proportional to 1,085,130.44, 1,627,537.23 and 316,421.58 is: 474,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,130.44 : 1,627,537.23 = 316,421.58 : x
  2. Step 2: Convert to fraction form
    1,085,130.44/1,627,537.23 = 316,421.58/x
  3. Step 3: Cross multiply
    1,085,130.44x = 1,627,537.23 × 316,421.58
  4. Step 4: Simplify right side
    1,085,130.44x = 514,987,901,825.42
  5. Step 5: Solve for x
    x = 514,987,901,825.42/1,085,130.44
  6. Step 6: Final answer
    x = 474,586.17

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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.