Home / 595,384.35-821,646.14-340,817.55

Finding the Fourth Proportional to 595,384.35, 821,646.14 and 340,817.55

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Solution

The fourth proportional to 595,384.35, 821,646.14 and 340,817.55 is: 470,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,384.35 : 821,646.14 = 340,817.55 : x
  2. Step 2: Convert to fraction form
    595,384.35/821,646.14 = 340,817.55/x
  3. Step 3: Cross multiply
    595,384.35x = 821,646.14 × 340,817.55
  4. Step 4: Simplify right side
    595,384.35x = 280,031,424,401.76
  5. Step 5: Solve for x
    x = 280,031,424,401.76/595,384.35
  6. Step 6: Final answer
    x = 470,337.23

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1.5x scale

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.