Home / 1,012,017.42-1,518,288.77-302,045.45

Finding the Fourth Proportional to 1,012,017.42, 1,518,288.77 and 302,045.45

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Solution

The fourth proportional to 1,012,017.42, 1,518,288.77 and 302,045.45 is: 453,146.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,017.42 : 1,518,288.77 = 302,045.45 : x
  2. Step 2: Convert to fraction form
    1,012,017.42/1,518,288.77 = 302,045.45/x
  3. Step 3: Cross multiply
    1,012,017.42x = 1,518,288.77 × 302,045.45
  4. Step 4: Simplify right side
    1,012,017.42x = 458,592,207,928.27
  5. Step 5: Solve for x
    x = 458,592,207,928.27/1,012,017.42
  6. Step 6: Final answer
    x = 453,146.56

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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.