Home / 1,036,713.70-1,554,965.43-278,456.67

Finding the Fourth Proportional to 1,036,713.70, 1,554,965.43 and 278,456.67

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Solution

The fourth proportional to 1,036,713.70, 1,554,965.43 and 278,456.67 is: 417,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,713.70 : 1,554,965.43 = 278,456.67 : x
  2. Step 2: Convert to fraction form
    1,036,713.70/1,554,965.43 = 278,456.67/x
  3. Step 3: Cross multiply
    1,036,713.70x = 1,554,965.43 × 278,456.67
  4. Step 4: Simplify right side
    1,036,713.70x = 432,990,495,602.92
  5. Step 5: Solve for x
    x = 432,990,495,602.92/1,036,713.70
  6. Step 6: Final answer
    x = 417,656.77

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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.