Home / 1,349,342.40-2,024,240.40-402,808.80

Finding the Fourth Proportional to 1,349,342.40, 2,024,240.40 and 402,808.80

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Solution

The fourth proportional to 1,349,342.40, 2,024,240.40 and 402,808.80 is: 604,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,342.40 : 2,024,240.40 = 402,808.80 : x
  2. Step 2: Convert to fraction form
    1,349,342.40/2,024,240.40 = 402,808.80/x
  3. Step 3: Cross multiply
    1,349,342.40x = 2,024,240.40 × 402,808.80
  4. Step 4: Simplify right side
    1,349,342.40x = 815,381,846,435.52
  5. Step 5: Solve for x
    x = 815,381,846,435.52/1,349,342.40
  6. Step 6: Final answer
    x = 604,280.90

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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.