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Finding the Fourth Proportional to 602,259.48, 903,438.36 and 302,585.40

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Solution

The fourth proportional to 602,259.48, 903,438.36 and 302,585.40 is: 453,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,259.48 : 903,438.36 = 302,585.40 : x
  2. Step 2: Convert to fraction form
    602,259.48/903,438.36 = 302,585.40/x
  3. Step 3: Cross multiply
    602,259.48x = 903,438.36 × 302,585.40
  4. Step 4: Simplify right side
    602,259.48x = 273,367,257,535.94
  5. Step 5: Solve for x
    x = 273,367,257,535.94/602,259.48
  6. Step 6: Final answer
    x = 453,902.79

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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.