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Finding the Fourth Proportional to 446,013.61, 615,503.27 and 242,066.27

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Solution

The fourth proportional to 446,013.61, 615,503.27 and 242,066.27 is: 334,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,013.61 : 615,503.27 = 242,066.27 : x
  2. Step 2: Convert to fraction form
    446,013.61/615,503.27 = 242,066.27/x
  3. Step 3: Cross multiply
    446,013.61x = 615,503.27 × 242,066.27
  4. Step 4: Simplify right side
    446,013.61x = 148,992,580,741.70
  5. Step 5: Solve for x
    x = 148,992,580,741.70/446,013.61
  6. Step 6: Final answer
    x = 334,053.89

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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.