Home / 758,616.28-1,046,848.46-436,331.76

Finding the Fourth Proportional to 758,616.28, 1,046,848.46 and 436,331.76

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Solution

The fourth proportional to 758,616.28, 1,046,848.46 and 436,331.76 is: 602,113.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,616.28 : 1,046,848.46 = 436,331.76 : x
  2. Step 2: Convert to fraction form
    758,616.28/1,046,848.46 = 436,331.76/x
  3. Step 3: Cross multiply
    758,616.28x = 1,046,848.46 × 436,331.76
  4. Step 4: Simplify right side
    758,616.28x = 456,773,230,786.27
  5. Step 5: Solve for x
    x = 456,773,230,786.27/758,616.28
  6. Step 6: Final answer
    x = 602,113.67

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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.