Home / 874,444.03-1,312,047.24-306,232.74

Finding the Fourth Proportional to 874,444.03, 1,312,047.24 and 306,232.74

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Solution

The fourth proportional to 874,444.03, 1,312,047.24 and 306,232.74 is: 459,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,444.03 : 1,312,047.24 = 306,232.74 : x
  2. Step 2: Convert to fraction form
    874,444.03/1,312,047.24 = 306,232.74/x
  3. Step 3: Cross multiply
    874,444.03x = 1,312,047.24 × 306,232.74
  4. Step 4: Simplify right side
    874,444.03x = 401,791,824,594.76
  5. Step 5: Solve for x
    x = 401,791,824,594.76/874,444.03
  6. Step 6: Final answer
    x = 459,482.61

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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.