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Finding the Fourth Proportional to 542,674.80, 818,936.72 and 524,585.24

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Solution

The fourth proportional to 542,674.80, 818,936.72 and 524,585.24 is: 791,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,674.80 : 818,936.72 = 524,585.24 : x
  2. Step 2: Convert to fraction form
    542,674.80/818,936.72 = 524,585.24/x
  3. Step 3: Cross multiply
    542,674.80x = 818,936.72 × 524,585.24
  4. Step 4: Simplify right side
    542,674.80x = 429,602,109,088.40
  5. Step 5: Solve for x
    x = 429,602,109,088.40/542,674.80
  6. Step 6: Final answer
    x = 791,638.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.