Home / 736,780.44-1,016,698.86-414,426.36

Finding the Fourth Proportional to 736,780.44, 1,016,698.86 and 414,426.36

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Solution

The fourth proportional to 736,780.44, 1,016,698.86 and 414,426.36 is: 571,875.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,780.44 : 1,016,698.86 = 414,426.36 : x
  2. Step 2: Convert to fraction form
    736,780.44/1,016,698.86 = 414,426.36/x
  3. Step 3: Cross multiply
    736,780.44x = 1,016,698.86 × 414,426.36
  4. Step 4: Simplify right side
    736,780.44x = 421,346,807,765.95
  5. Step 5: Solve for x
    x = 421,346,807,765.95/736,780.44
  6. Step 6: Final answer
    x = 571,875.67

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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.