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Finding the Fourth Proportional to 357,651.70, 536,477.55 and 224,625.40

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Solution

The fourth proportional to 357,651.70, 536,477.55 and 224,625.40 is: 336,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,651.70 : 536,477.55 = 224,625.40 : x
  2. Step 2: Convert to fraction form
    357,651.70/536,477.55 = 224,625.40/x
  3. Step 3: Cross multiply
    357,651.70x = 536,477.55 × 224,625.40
  4. Step 4: Simplify right side
    357,651.70x = 120,506,484,259.77
  5. Step 5: Solve for x
    x = 120,506,484,259.77/357,651.70
  6. Step 6: Final answer
    x = 336,938.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.