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Finding the Fourth Proportional to 301,307.40, 452,140.30 and 114,337.80

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Solution

The fourth proportional to 301,307.40, 452,140.30 and 114,337.80 is: 171,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,307.40 : 452,140.30 = 114,337.80 : x
  2. Step 2: Convert to fraction form
    301,307.40/452,140.30 = 114,337.80/x
  3. Step 3: Cross multiply
    301,307.40x = 452,140.30 × 114,337.80
  4. Step 4: Simplify right side
    301,307.40x = 51,696,727,193.34
  5. Step 5: Solve for x
    x = 51,696,727,193.34/301,307.40
  6. Step 6: Final answer
    x = 171,574.70

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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.