Home / 851,898.69-1,277,368.52-282,975.21

Finding the Fourth Proportional to 851,898.69, 1,277,368.52 and 282,975.21

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Solution

The fourth proportional to 851,898.69, 1,277,368.52 and 282,975.21 is: 424,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,898.69 : 1,277,368.52 = 282,975.21 : x
  2. Step 2: Convert to fraction form
    851,898.69/1,277,368.52 = 282,975.21/x
  3. Step 3: Cross multiply
    851,898.69x = 1,277,368.52 × 282,975.21
  4. Step 4: Simplify right side
    851,898.69x = 361,463,623,779.51
  5. Step 5: Solve for x
    x = 361,463,623,779.51/851,898.69
  6. Step 6: Final answer
    x = 424,303.53

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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.