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Finding the Fourth Proportional to 370,275.06, 510,597.36 and 316,737.30

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Solution

The fourth proportional to 370,275.06, 510,597.36 and 316,737.30 is: 436,770.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,275.06 : 510,597.36 = 316,737.30 : x
  2. Step 2: Convert to fraction form
    370,275.06/510,597.36 = 316,737.30/x
  3. Step 3: Cross multiply
    370,275.06x = 510,597.36 × 316,737.30
  4. Step 4: Simplify right side
    370,275.06x = 161,725,229,193.53
  5. Step 5: Solve for x
    x = 161,725,229,193.53/370,275.06
  6. Step 6: Final answer
    x = 436,770.52

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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.