Home / 687,773.10-1,031,659.65-604,829.10

Finding the Fourth Proportional to 687,773.10, 1,031,659.65 and 604,829.10

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Solution

The fourth proportional to 687,773.10, 1,031,659.65 and 604,829.10 is: 907,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,773.10 : 1,031,659.65 = 604,829.10 : x
  2. Step 2: Convert to fraction form
    687,773.10/1,031,659.65 = 604,829.10/x
  3. Step 3: Cross multiply
    687,773.10x = 1,031,659.65 × 604,829.10
  4. Step 4: Simplify right side
    687,773.10x = 623,977,777,615.82
  5. Step 5: Solve for x
    x = 623,977,777,615.82/687,773.10
  6. Step 6: Final answer
    x = 907,243.65

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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.