Home / 648,290.08-893,808.63-531,573.52

Finding the Fourth Proportional to 648,290.08, 893,808.63 and 531,573.52

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Solution

The fourth proportional to 648,290.08, 893,808.63 and 531,573.52 is: 732,889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,290.08 : 893,808.63 = 531,573.52 : x
  2. Step 2: Convert to fraction form
    648,290.08/893,808.63 = 531,573.52/x
  3. Step 3: Cross multiply
    648,290.08x = 893,808.63 × 531,573.52
  4. Step 4: Simplify right side
    648,290.08x = 475,125,000,591.90
  5. Step 5: Solve for x
    x = 475,125,000,591.90/648,290.08
  6. Step 6: Final answer
    x = 732,889.52

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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.