Home / 910,835.40-1,366,725.93-371,487.37

Finding the Fourth Proportional to 910,835.40, 1,366,725.93 and 371,487.37

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Solution

The fourth proportional to 910,835.40, 1,366,725.93 and 371,487.37 is: 557,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,835.40 : 1,366,725.93 = 371,487.37 : x
  2. Step 2: Convert to fraction form
    910,835.40/1,366,725.93 = 371,487.37/x
  3. Step 3: Cross multiply
    910,835.40x = 1,366,725.93 × 371,487.37
  4. Step 4: Simplify right side
    910,835.40x = 507,721,419,222.77
  5. Step 5: Solve for x
    x = 507,721,419,222.77/910,835.40
  6. Step 6: Final answer
    x = 557,423.90

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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.