Home / 1,012,451.20-1,518,690.24-302,316.16

Finding the Fourth Proportional to 1,012,451.20, 1,518,690.24 and 302,316.16

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Solution

The fourth proportional to 1,012,451.20, 1,518,690.24 and 302,316.16 is: 453,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,451.20 : 1,518,690.24 = 302,316.16 : x
  2. Step 2: Convert to fraction form
    1,012,451.20/1,518,690.24 = 302,316.16/x
  3. Step 3: Cross multiply
    1,012,451.20x = 1,518,690.24 × 302,316.16
  4. Step 4: Simplify right side
    1,012,451.20x = 459,124,601,586.28
  5. Step 5: Solve for x
    x = 459,124,601,586.28/1,012,451.20
  6. Step 6: Final answer
    x = 453,478.25

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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.