Home / 833,276.63-1,249,657.05-300,730.25

Finding the Fourth Proportional to 833,276.63, 1,249,657.05 and 300,730.25

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Solution

The fourth proportional to 833,276.63, 1,249,657.05 and 300,730.25 is: 451,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,276.63 : 1,249,657.05 = 300,730.25 : x
  2. Step 2: Convert to fraction form
    833,276.63/1,249,657.05 = 300,730.25/x
  3. Step 3: Cross multiply
    833,276.63x = 1,249,657.05 × 300,730.25
  4. Step 4: Simplify right side
    833,276.63x = 375,809,677,060.76
  5. Step 5: Solve for x
    x = 375,809,677,060.76/833,276.63
  6. Step 6: Final answer
    x = 451,002.30

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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.