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Finding the Fourth Proportional to 602,561.40, 903,847.26 and 153,282.66

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Solution

The fourth proportional to 602,561.40, 903,847.26 and 153,282.66 is: 229,925.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,561.40 : 903,847.26 = 153,282.66 : x
  2. Step 2: Convert to fraction form
    602,561.40/903,847.26 = 153,282.66/x
  3. Step 3: Cross multiply
    602,561.40x = 903,847.26 × 153,282.66
  4. Step 4: Simplify right side
    602,561.40x = 138,544,112,246.51
  5. Step 5: Solve for x
    x = 138,544,112,246.51/602,561.40
  6. Step 6: Final answer
    x = 229,925.30

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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.