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Finding the Fourth Proportional to 668,547.44, 922,588.68 and 362,617.25

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Solution

The fourth proportional to 668,547.44, 922,588.68 and 362,617.25 is: 500,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,547.44 : 922,588.68 = 362,617.25 : x
  2. Step 2: Convert to fraction form
    668,547.44/922,588.68 = 362,617.25/x
  3. Step 3: Cross multiply
    668,547.44x = 922,588.68 × 362,617.25
  4. Step 4: Simplify right side
    668,547.44x = 334,546,563,596.70
  5. Step 5: Solve for x
    x = 334,546,563,596.70/668,547.44
  6. Step 6: Final answer
    x = 500,408.12

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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.