Home / 1,490,156.41-2,235,255.13-425,198.13

Finding the Fourth Proportional to 1,490,156.41, 2,235,255.13 and 425,198.13

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Solution

The fourth proportional to 1,490,156.41, 2,235,255.13 and 425,198.13 is: 637,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,156.41 : 2,235,255.13 = 425,198.13 : x
  2. Step 2: Convert to fraction form
    1,490,156.41/2,235,255.13 = 425,198.13/x
  3. Step 3: Cross multiply
    1,490,156.41x = 2,235,255.13 × 425,198.13
  4. Step 4: Simplify right side
    1,490,156.41x = 950,426,291,106.46
  5. Step 5: Solve for x
    x = 950,426,291,106.46/1,490,156.41
  6. Step 6: Final answer
    x = 637,803.04

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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.