Home / 914,313.04-1,261,738.08-500,846.51

Finding the Fourth Proportional to 914,313.04, 1,261,738.08 and 500,846.51

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Solution

The fourth proportional to 914,313.04, 1,261,738.08 and 500,846.51 is: 691,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,313.04 : 1,261,738.08 = 500,846.51 : x
  2. Step 2: Convert to fraction form
    914,313.04/1,261,738.08 = 500,846.51/x
  3. Step 3: Cross multiply
    914,313.04x = 1,261,738.08 × 500,846.51
  4. Step 4: Simplify right side
    914,313.04x = 631,937,117,056.45
  5. Step 5: Solve for x
    x = 631,937,117,056.45/914,313.04
  6. Step 6: Final answer
    x = 691,160.57

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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.