Home / 1,012,184.19-1,518,101.31-302,021.55

Finding the Fourth Proportional to 1,012,184.19, 1,518,101.31 and 302,021.55

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Solution

The fourth proportional to 1,012,184.19, 1,518,101.31 and 302,021.55 is: 452,980.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,184.19 : 1,518,101.31 = 302,021.55 : x
  2. Step 2: Convert to fraction form
    1,012,184.19/1,518,101.31 = 302,021.55/x
  3. Step 3: Cross multiply
    1,012,184.19x = 1,518,101.31 × 302,021.55
  4. Step 4: Simplify right side
    1,012,184.19x = 458,499,310,703.23
  5. Step 5: Solve for x
    x = 458,499,310,703.23/1,012,184.19
  6. Step 6: Final answer
    x = 452,980.11

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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.