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Finding the Fourth Proportional to 364,095.84, 502,307.76 and 220,803.60

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Solution

The fourth proportional to 364,095.84, 502,307.76 and 220,803.60 is: 304,621.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,095.84 : 502,307.76 = 220,803.60 : x
  2. Step 2: Convert to fraction form
    364,095.84/502,307.76 = 220,803.60/x
  3. Step 3: Cross multiply
    364,095.84x = 502,307.76 × 220,803.60
  4. Step 4: Simplify right side
    364,095.84x = 110,911,361,715.94
  5. Step 5: Solve for x
    x = 110,911,361,715.94/364,095.84
  6. Step 6: Final answer
    x = 304,621.34

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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.