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Finding the Fourth Proportional to 301,703.40, 452,846.70 and 152,112.60

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Solution

The fourth proportional to 301,703.40, 452,846.70 and 152,112.60 is: 228,315.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,703.40 : 452,846.70 = 152,112.60 : x
  2. Step 2: Convert to fraction form
    301,703.40/452,846.70 = 152,112.60/x
  3. Step 3: Cross multiply
    301,703.40x = 452,846.70 × 152,112.60
  4. Step 4: Simplify right side
    301,703.40x = 68,883,688,938.42
  5. Step 5: Solve for x
    x = 68,883,688,938.42/301,703.40
  6. Step 6: Final answer
    x = 228,315.92

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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.