Home / 652,440.40-977,494.20-533,467.60

Finding the Fourth Proportional to 652,440.40, 977,494.20 and 533,467.60

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Solution

The fourth proportional to 652,440.40, 977,494.20 and 533,467.60 is: 799,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,440.40 : 977,494.20 = 533,467.60 : x
  2. Step 2: Convert to fraction form
    652,440.40/977,494.20 = 533,467.60/x
  3. Step 3: Cross multiply
    652,440.40x = 977,494.20 × 533,467.60
  4. Step 4: Simplify right side
    652,440.40x = 521,461,484,887.92
  5. Step 5: Solve for x
    x = 521,461,484,887.92/652,440.40
  6. Step 6: Final answer
    x = 799,247.69

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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.