Home / 1,490,178.50-2,235,601.10-543,549.23

Finding the Fourth Proportional to 1,490,178.50, 2,235,601.10 and 543,549.23

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Solution

The fourth proportional to 1,490,178.50, 2,235,601.10 and 543,549.23 is: 815,445.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,178.50 : 2,235,601.10 = 543,549.23 : x
  2. Step 2: Convert to fraction form
    1,490,178.50/2,235,601.10 = 543,549.23/x
  3. Step 3: Cross multiply
    1,490,178.50x = 2,235,601.10 × 543,549.23
  4. Step 4: Simplify right side
    1,490,178.50x = 1,215,159,256,492.15
  5. Step 5: Solve for x
    x = 1,215,159,256,492.15/1,490,178.50
  6. Step 6: Final answer
    x = 815,445.44

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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.