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Finding the Fourth Proportional to 357,655.70, 536,483.55 and 224,629.40

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Solution

The fourth proportional to 357,655.70, 536,483.55 and 224,629.40 is: 336,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,655.70 : 536,483.55 = 224,629.40 : x
  2. Step 2: Convert to fraction form
    357,655.70/536,483.55 = 224,629.40/x
  3. Step 3: Cross multiply
    357,655.70x = 536,483.55 × 224,629.40
  4. Step 4: Simplify right side
    357,655.70x = 120,509,977,946.37
  5. Step 5: Solve for x
    x = 120,509,977,946.37/357,655.70
  6. Step 6: Final answer
    x = 336,944.10

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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.