Home / 735,935.32-1,015,627.02-449,409.16

Finding the Fourth Proportional to 735,935.32, 1,015,627.02 and 449,409.16

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Solution

The fourth proportional to 735,935.32, 1,015,627.02 and 449,409.16 is: 620,206.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,935.32 : 1,015,627.02 = 449,409.16 : x
  2. Step 2: Convert to fraction form
    735,935.32/1,015,627.02 = 449,409.16/x
  3. Step 3: Cross multiply
    735,935.32x = 1,015,627.02 × 449,409.16
  4. Step 4: Simplify right side
    735,935.32x = 456,432,085,931.50
  5. Step 5: Solve for x
    x = 456,432,085,931.50/735,935.32
  6. Step 6: Final answer
    x = 620,206.79

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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.