Home / 807,529.28-1,114,381.48-458,667.24

Finding the Fourth Proportional to 807,529.28, 1,114,381.48 and 458,667.24

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Solution

The fourth proportional to 807,529.28, 1,114,381.48 and 458,667.24 is: 632,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,529.28 : 1,114,381.48 = 458,667.24 : x
  2. Step 2: Convert to fraction form
    807,529.28/1,114,381.48 = 458,667.24/x
  3. Step 3: Cross multiply
    807,529.28x = 1,114,381.48 × 458,667.24
  4. Step 4: Simplify right side
    807,529.28x = 511,130,277,738.72
  5. Step 5: Solve for x
    x = 511,130,277,738.72/807,529.28
  6. Step 6: Final answer
    x = 632,955.72

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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.