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Finding the Fourth Proportional to 593,031.50, 817,771.76 and 507,274.36

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Solution

The fourth proportional to 593,031.50, 817,771.76 and 507,274.36 is: 699,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,031.50 : 817,771.76 = 507,274.36 : x
  2. Step 2: Convert to fraction form
    593,031.50/817,771.76 = 507,274.36/x
  3. Step 3: Cross multiply
    593,031.50x = 817,771.76 × 507,274.36
  4. Step 4: Simplify right side
    593,031.50x = 414,834,646,180.07
  5. Step 5: Solve for x
    x = 414,834,646,180.07/593,031.50
  6. Step 6: Final answer
    x = 699,515.37

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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.