Home / 727,572.72-1,091,510.28-306,852.24

Finding the Fourth Proportional to 727,572.72, 1,091,510.28 and 306,852.24

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Solution

The fourth proportional to 727,572.72, 1,091,510.28 and 306,852.24 is: 460,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,572.72 : 1,091,510.28 = 306,852.24 : x
  2. Step 2: Convert to fraction form
    727,572.72/1,091,510.28 = 306,852.24/x
  3. Step 3: Cross multiply
    727,572.72x = 1,091,510.28 × 306,852.24
  4. Step 4: Simplify right side
    727,572.72x = 334,932,374,401.03
  5. Step 5: Solve for x
    x = 334,932,374,401.03/727,572.72
  6. Step 6: Final answer
    x = 460,342.13

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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.