Home / 958,897.80-1,438,346.70-601,979.40

Finding the Fourth Proportional to 958,897.80, 1,438,346.70 and 601,979.40

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Solution

The fourth proportional to 958,897.80, 1,438,346.70 and 601,979.40 is: 902,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,897.80 : 1,438,346.70 = 601,979.40 : x
  2. Step 2: Convert to fraction form
    958,897.80/1,438,346.70 = 601,979.40/x
  3. Step 3: Cross multiply
    958,897.80x = 1,438,346.70 × 601,979.40
  4. Step 4: Simplify right side
    958,897.80x = 865,855,083,457.98
  5. Step 5: Solve for x
    x = 865,855,083,457.98/958,897.80
  6. Step 6: Final answer
    x = 902,969.10

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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.