Home / 1,105,247.06-1,657,870.50-306,528.60

Finding the Fourth Proportional to 1,105,247.06, 1,657,870.50 and 306,528.60

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Solution

The fourth proportional to 1,105,247.06, 1,657,870.50 and 306,528.60 is: 459,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,247.06 : 1,657,870.50 = 306,528.60 : x
  2. Step 2: Convert to fraction form
    1,105,247.06/1,657,870.50 = 306,528.60/x
  3. Step 3: Cross multiply
    1,105,247.06x = 1,657,870.50 × 306,528.60
  4. Step 4: Simplify right side
    1,105,247.06x = 508,184,718,278.77
  5. Step 5: Solve for x
    x = 508,184,718,278.77/1,105,247.06
  6. Step 6: Final answer
    x = 459,792.87

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Double scale
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Similar ratio
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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.