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Finding the Fourth Proportional to 436,667.04, 602,591.52 and 245,678.40

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Solution

The fourth proportional to 436,667.04, 602,591.52 and 245,678.40 is: 339,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,667.04 : 602,591.52 = 245,678.40 : x
  2. Step 2: Convert to fraction form
    436,667.04/602,591.52 = 245,678.40/x
  3. Step 3: Cross multiply
    436,667.04x = 602,591.52 × 245,678.40
  4. Step 4: Simplify right side
    436,667.04x = 148,043,720,487.17
  5. Step 5: Solve for x
    x = 148,043,720,487.17/436,667.04
  6. Step 6: Final answer
    x = 339,031.13

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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.