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Finding the Fourth Proportional to 301,363.20, 452,390.40 and 176,774.40

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Solution

The fourth proportional to 301,363.20, 452,390.40 and 176,774.40 is: 265,364.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,363.20 : 452,390.40 = 176,774.40 : x
  2. Step 2: Convert to fraction form
    301,363.20/452,390.40 = 176,774.40/x
  3. Step 3: Cross multiply
    301,363.20x = 452,390.40 × 176,774.40
  4. Step 4: Simplify right side
    301,363.20x = 79,971,041,525.76
  5. Step 5: Solve for x
    x = 79,971,041,525.76/301,363.20
  6. Step 6: Final answer
    x = 265,364.32

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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.