Home / 956,999.80-1,435,499.70-779,852.80

Finding the Fourth Proportional to 956,999.80, 1,435,499.70 and 779,852.80

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Solution

The fourth proportional to 956,999.80, 1,435,499.70 and 779,852.80 is: 1,169,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,999.80 : 1,435,499.70 = 779,852.80 : x
  2. Step 2: Convert to fraction form
    956,999.80/1,435,499.70 = 779,852.80/x
  3. Step 3: Cross multiply
    956,999.80x = 1,435,499.70 × 779,852.80
  4. Step 4: Simplify right side
    956,999.80x = 1,119,478,460,444.16
  5. Step 5: Solve for x
    x = 1,119,478,460,444.16/956,999.80
  6. Step 6: Final answer
    x = 1,169,779.20

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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.