Home / 896,502.12-1,237,156.83-488,601.60

Finding the Fourth Proportional to 896,502.12, 1,237,156.83 and 488,601.60

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Solution

The fourth proportional to 896,502.12, 1,237,156.83 and 488,601.60 is: 674,261.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,502.12 : 1,237,156.83 = 488,601.60 : x
  2. Step 2: Convert to fraction form
    896,502.12/1,237,156.83 = 488,601.60/x
  3. Step 3: Cross multiply
    896,502.12x = 1,237,156.83 × 488,601.60
  4. Step 4: Simplify right side
    896,502.12x = 604,476,806,588.93
  5. Step 5: Solve for x
    x = 604,476,806,588.93/896,502.12
  6. Step 6: Final answer
    x = 674,261.44

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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.