Home / 775,956.10-1,070,809.10-436,424.35

Finding the Fourth Proportional to 775,956.10, 1,070,809.10 and 436,424.35

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Solution

The fourth proportional to 775,956.10, 1,070,809.10 and 436,424.35 is: 602,259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,956.10 : 1,070,809.10 = 436,424.35 : x
  2. Step 2: Convert to fraction form
    775,956.10/1,070,809.10 = 436,424.35/x
  3. Step 3: Cross multiply
    775,956.10x = 1,070,809.10 × 436,424.35
  4. Step 4: Simplify right side
    775,956.10x = 467,327,157,905.42
  5. Step 5: Solve for x
    x = 467,327,157,905.42/775,956.10
  6. Step 6: Final answer
    x = 602,259.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.