Home / 945,877.60-1,417,664.40-412,271.20

Finding the Fourth Proportional to 945,877.60, 1,417,664.40 and 412,271.20

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Solution

The fourth proportional to 945,877.60, 1,417,664.40 and 412,271.20 is: 617,904.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,877.60 : 1,417,664.40 = 412,271.20 : x
  2. Step 2: Convert to fraction form
    945,877.60/1,417,664.40 = 412,271.20/x
  3. Step 3: Cross multiply
    945,877.60x = 1,417,664.40 × 412,271.20
  4. Step 4: Simplify right side
    945,877.60x = 584,462,203,385.28
  5. Step 5: Solve for x
    x = 584,462,203,385.28/945,877.60
  6. Step 6: Final answer
    x = 617,904.69

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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.