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Finding the Fourth Proportional to 671,830.96, 927,126.72 and 370,024.96

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Solution

The fourth proportional to 671,830.96, 927,126.72 and 370,024.96 is: 510,634.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,830.96 : 927,126.72 = 370,024.96 : x
  2. Step 2: Convert to fraction form
    671,830.96/927,126.72 = 370,024.96/x
  3. Step 3: Cross multiply
    671,830.96x = 927,126.72 × 370,024.96
  4. Step 4: Simplify right side
    671,830.96x = 343,060,027,482.93
  5. Step 5: Solve for x
    x = 343,060,027,482.93/671,830.96
  6. Step 6: Final answer
    x = 510,634.44

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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.