Home / 1,030,135.40-1,545,424.54-347,090.15

Finding the Fourth Proportional to 1,030,135.40, 1,545,424.54 and 347,090.15

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Solution

The fourth proportional to 1,030,135.40, 1,545,424.54 and 347,090.15 is: 520,709.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,135.40 : 1,545,424.54 = 347,090.15 : x
  2. Step 2: Convert to fraction form
    1,030,135.40/1,545,424.54 = 347,090.15/x
  3. Step 3: Cross multiply
    1,030,135.40x = 1,545,424.54 × 347,090.15
  4. Step 4: Simplify right side
    1,030,135.40x = 536,401,626,807.43
  5. Step 5: Solve for x
    x = 536,401,626,807.43/1,030,135.40
  6. Step 6: Final answer
    x = 520,709.83

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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.