Home / 737,903.21-1,018,312.10-415,583.15

Finding the Fourth Proportional to 737,903.21, 1,018,312.10 and 415,583.15

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Solution

The fourth proportional to 737,903.21, 1,018,312.10 and 415,583.15 is: 573,507.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,903.21 : 1,018,312.10 = 415,583.15 : x
  2. Step 2: Convert to fraction form
    737,903.21/1,018,312.10 = 415,583.15/x
  3. Step 3: Cross multiply
    737,903.21x = 1,018,312.10 × 415,583.15
  4. Step 4: Simplify right side
    737,903.21x = 423,193,343,031.64
  5. Step 5: Solve for x
    x = 423,193,343,031.64/737,903.21
  6. Step 6: Final answer
    x = 573,507.93

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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.