Home / 782,263.13-1,173,888.32-332,983.31

Finding the Fourth Proportional to 782,263.13, 1,173,888.32 and 332,983.31

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Solution

The fourth proportional to 782,263.13, 1,173,888.32 and 332,983.31 is: 499,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,263.13 : 1,173,888.32 = 332,983.31 : x
  2. Step 2: Convert to fraction form
    782,263.13/1,173,888.32 = 332,983.31/x
  3. Step 3: Cross multiply
    782,263.13x = 1,173,888.32 × 332,983.31
  4. Step 4: Simplify right side
    782,263.13x = 390,885,210,829.58
  5. Step 5: Solve for x
    x = 390,885,210,829.58/782,263.13
  6. Step 6: Final answer
    x = 499,685.08

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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.