Home / 1,008,030.90-1,512,013.95-334,143.30

Finding the Fourth Proportional to 1,008,030.90, 1,512,013.95 and 334,143.30

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Solution

The fourth proportional to 1,008,030.90, 1,512,013.95 and 334,143.30 is: 501,204.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,030.90 : 1,512,013.95 = 334,143.30 : x
  2. Step 2: Convert to fraction form
    1,008,030.90/1,512,013.95 = 334,143.30/x
  3. Step 3: Cross multiply
    1,008,030.90x = 1,512,013.95 × 334,143.30
  4. Step 4: Simplify right side
    1,008,030.90x = 505,229,330,899.04
  5. Step 5: Solve for x
    x = 505,229,330,899.04/1,008,030.90
  6. Step 6: Final answer
    x = 501,204.21

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Double scale
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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.