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Finding the Fourth Proportional to 546,300.84, 753,950.24 and 316,928.28

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Solution

The fourth proportional to 546,300.84, 753,950.24 and 316,928.28 is: 437,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,300.84 : 753,950.24 = 316,928.28 : x
  2. Step 2: Convert to fraction form
    546,300.84/753,950.24 = 316,928.28/x
  3. Step 3: Cross multiply
    546,300.84x = 753,950.24 × 316,928.28
  4. Step 4: Simplify right side
    546,300.84x = 238,948,151,184.15
  5. Step 5: Solve for x
    x = 238,948,151,184.15/546,300.84
  6. Step 6: Final answer
    x = 437,392.98

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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.