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Finding the Fourth Proportional to 602,036.45, 903,052.88 and 152,756.45

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Solution

The fourth proportional to 602,036.45, 903,052.88 and 152,756.45 is: 229,134.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,036.45 : 903,052.88 = 152,756.45 : x
  2. Step 2: Convert to fraction form
    602,036.45/903,052.88 = 152,756.45/x
  3. Step 3: Cross multiply
    602,036.45x = 903,052.88 × 152,756.45
  4. Step 4: Simplify right side
    602,036.45x = 137,947,151,347.29
  5. Step 5: Solve for x
    x = 137,947,151,347.29/602,036.45
  6. Step 6: Final answer
    x = 229,134.22

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Similar ratio
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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.