Home / 757,607.60-1,045,520.53-413,465.66

Finding the Fourth Proportional to 757,607.60, 1,045,520.53 and 413,465.66

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Solution

The fourth proportional to 757,607.60, 1,045,520.53 and 413,465.66 is: 570,594.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,607.60 : 1,045,520.53 = 413,465.66 : x
  2. Step 2: Convert to fraction form
    757,607.60/1,045,520.53 = 413,465.66/x
  3. Step 3: Cross multiply
    757,607.60x = 1,045,520.53 × 413,465.66
  4. Step 4: Simplify right side
    757,607.60x = 432,286,829,718.73
  5. Step 5: Solve for x
    x = 432,286,829,718.73/757,607.60
  6. Step 6: Final answer
    x = 570,594.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.