Home / 704,562.40-1,056,843.60-330,623.20

Finding the Fourth Proportional to 704,562.40, 1,056,843.60 and 330,623.20

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Solution

The fourth proportional to 704,562.40, 1,056,843.60 and 330,623.20 is: 495,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,562.40 : 1,056,843.60 = 330,623.20 : x
  2. Step 2: Convert to fraction form
    704,562.40/1,056,843.60 = 330,623.20/x
  3. Step 3: Cross multiply
    704,562.40x = 1,056,843.60 × 330,623.20
  4. Step 4: Simplify right side
    704,562.40x = 349,417,012,931.52
  5. Step 5: Solve for x
    x = 349,417,012,931.52/704,562.40
  6. Step 6: Final answer
    x = 495,934.80

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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.