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Finding the Fourth Proportional to 524,085.60, 786,128.40 and 467,004.90

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Solution

The fourth proportional to 524,085.60, 786,128.40 and 467,004.90 is: 700,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,085.60 : 786,128.40 = 467,004.90 : x
  2. Step 2: Convert to fraction form
    524,085.60/786,128.40 = 467,004.90/x
  3. Step 3: Cross multiply
    524,085.60x = 786,128.40 × 467,004.90
  4. Step 4: Simplify right side
    524,085.60x = 367,125,814,829.16
  5. Step 5: Solve for x
    x = 367,125,814,829.16/524,085.60
  6. Step 6: Final answer
    x = 700,507.35

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Similar ratio
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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.