Home / 637,455.34-955,878.03-371,291.76

Finding the Fourth Proportional to 637,455.34, 955,878.03 and 371,291.76

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Solution

The fourth proportional to 637,455.34, 955,878.03 and 371,291.76 is: 556,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,455.34 : 955,878.03 = 371,291.76 : x
  2. Step 2: Convert to fraction form
    637,455.34/955,878.03 = 371,291.76/x
  3. Step 3: Cross multiply
    637,455.34x = 955,878.03 × 371,291.76
  4. Step 4: Simplify right side
    637,455.34x = 354,909,636,104.03
  5. Step 5: Solve for x
    x = 354,909,636,104.03/637,455.34
  6. Step 6: Final answer
    x = 556,760.00

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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.