Home / 771,168.40-1,156,925.40-297,811.60

Finding the Fourth Proportional to 771,168.40, 1,156,925.40 and 297,811.60

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Solution

The fourth proportional to 771,168.40, 1,156,925.40 and 297,811.60 is: 446,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,168.40 : 1,156,925.40 = 297,811.60 : x
  2. Step 2: Convert to fraction form
    771,168.40/1,156,925.40 = 297,811.60/x
  3. Step 3: Cross multiply
    771,168.40x = 1,156,925.40 × 297,811.60
  4. Step 4: Simplify right side
    771,168.40x = 344,545,804,454.64
  5. Step 5: Solve for x
    x = 344,545,804,454.64/771,168.40
  6. Step 6: Final answer
    x = 446,784.13

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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.