Home / 1,017,000.70-1,525,452.45-343,015.90

Finding the Fourth Proportional to 1,017,000.70, 1,525,452.45 and 343,015.90

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Solution

The fourth proportional to 1,017,000.70, 1,525,452.45 and 343,015.90 is: 514,507.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,000.70 : 1,525,452.45 = 343,015.90 : x
  2. Step 2: Convert to fraction form
    1,017,000.70/1,525,452.45 = 343,015.90/x
  3. Step 3: Cross multiply
    1,017,000.70x = 1,525,452.45 × 343,015.90
  4. Step 4: Simplify right side
    1,017,000.70x = 523,254,445,043.96
  5. Step 5: Solve for x
    x = 523,254,445,043.96/1,017,000.70
  6. Step 6: Final answer
    x = 514,507.46

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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.