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Finding the Fourth Proportional to 446,033.42, 615,526.70 and 242,084.32

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Solution

The fourth proportional to 446,033.42, 615,526.70 and 242,084.32 is: 334,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,033.42 : 615,526.70 = 242,084.32 : x
  2. Step 2: Convert to fraction form
    446,033.42/615,526.70 = 242,084.32/x
  3. Step 3: Cross multiply
    446,033.42x = 615,526.70 × 242,084.32
  4. Step 4: Simplify right side
    446,033.42x = 149,009,359,862.11
  5. Step 5: Solve for x
    x = 149,009,359,862.11/446,033.42
  6. Step 6: Final answer
    x = 334,076.67

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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.