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Finding the Fourth Proportional to 668,492.06, 922,516.38 and 362,567.21

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Solution

The fourth proportional to 668,492.06, 922,516.38 and 362,567.21 is: 500,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,492.06 : 922,516.38 = 362,567.21 : x
  2. Step 2: Convert to fraction form
    668,492.06/922,516.38 = 362,567.21/x
  3. Step 3: Cross multiply
    668,492.06x = 922,516.38 × 362,567.21
  4. Step 4: Simplify right side
    668,492.06x = 334,474,185,463.32
  5. Step 5: Solve for x
    x = 334,474,185,463.32/668,492.06
  6. Step 6: Final answer
    x = 500,341.30

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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.