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Finding the Fourth Proportional to 612,281.06, 844,875.69 and 363,884.34

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Solution

The fourth proportional to 612,281.06, 844,875.69 and 363,884.34 is: 502,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,281.06 : 844,875.69 = 363,884.34 : x
  2. Step 2: Convert to fraction form
    612,281.06/844,875.69 = 363,884.34/x
  3. Step 3: Cross multiply
    612,281.06x = 844,875.69 × 363,884.34
  4. Step 4: Simplify right side
    612,281.06x = 307,437,029,724.30
  5. Step 5: Solve for x
    x = 307,437,029,724.30/612,281.06
  6. Step 6: Final answer
    x = 502,117.49

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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.