Home / 697,124.40-1,044,131.40-572,708.40

Finding the Fourth Proportional to 697,124.40, 1,044,131.40 and 572,708.40

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Solution

The fourth proportional to 697,124.40, 1,044,131.40 and 572,708.40 is: 857,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,124.40 : 1,044,131.40 = 572,708.40 : x
  2. Step 2: Convert to fraction form
    697,124.40/1,044,131.40 = 572,708.40/x
  3. Step 3: Cross multiply
    697,124.40x = 1,044,131.40 × 572,708.40
  4. Step 4: Simplify right side
    697,124.40x = 597,982,823,483.76
  5. Step 5: Solve for x
    x = 597,982,823,483.76/697,124.40
  6. Step 6: Final answer
    x = 857,784.96

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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.