Home / 942,305.40-1,411,902.90-802,337.40

Finding the Fourth Proportional to 942,305.40, 1,411,902.90 and 802,337.40

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Solution

The fourth proportional to 942,305.40, 1,411,902.90 and 802,337.40 is: 1,202,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,305.40 : 1,411,902.90 = 802,337.40 : x
  2. Step 2: Convert to fraction form
    942,305.40/1,411,902.90 = 802,337.40/x
  3. Step 3: Cross multiply
    942,305.40x = 1,411,902.90 × 802,337.40
  4. Step 4: Simplify right side
    942,305.40x = 1,132,822,501,838.46
  5. Step 5: Solve for x
    x = 1,132,822,501,838.46/942,305.40
  6. Step 6: Final answer
    x = 1,202,181.91

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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.