Home / 1,012,500.60-1,518,969.60-302,600.40

Finding the Fourth Proportional to 1,012,500.60, 1,518,969.60 and 302,600.40

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Solution

The fourth proportional to 1,012,500.60, 1,518,969.60 and 302,600.40 is: 453,965.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,500.60 : 1,518,969.60 = 302,600.40 : x
  2. Step 2: Convert to fraction form
    1,012,500.60/1,518,969.60 = 302,600.40/x
  3. Step 3: Cross multiply
    1,012,500.60x = 1,518,969.60 × 302,600.40
  4. Step 4: Simplify right side
    1,012,500.60x = 459,640,808,547.84
  5. Step 5: Solve for x
    x = 459,640,808,547.84/1,012,500.60
  6. Step 6: Final answer
    x = 453,965.96

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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.