Home / 841,288.85-1,160,972.55-459,315.63

Finding the Fourth Proportional to 841,288.85, 1,160,972.55 and 459,315.63

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Solution

The fourth proportional to 841,288.85, 1,160,972.55 and 459,315.63 is: 633,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,288.85 : 1,160,972.55 = 459,315.63 : x
  2. Step 2: Convert to fraction form
    841,288.85/1,160,972.55 = 459,315.63/x
  3. Step 3: Cross multiply
    841,288.85x = 1,160,972.55 × 459,315.63
  4. Step 4: Simplify right side
    841,288.85x = 533,252,838,215.96
  5. Step 5: Solve for x
    x = 533,252,838,215.96/841,288.85
  6. Step 6: Final answer
    x = 633,852.26

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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.