Home / 887,814.63-1,224,379.86-581,779.86

Finding the Fourth Proportional to 887,814.63, 1,224,379.86 and 581,779.86

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Solution

The fourth proportional to 887,814.63, 1,224,379.86 and 581,779.86 is: 802,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,814.63 : 1,224,379.86 = 581,779.86 : x
  2. Step 2: Convert to fraction form
    887,814.63/1,224,379.86 = 581,779.86/x
  3. Step 3: Cross multiply
    887,814.63x = 1,224,379.86 × 581,779.86
  4. Step 4: Simplify right side
    887,814.63x = 712,319,537,415.72
  5. Step 5: Solve for x
    x = 712,319,537,415.72/887,814.63
  6. Step 6: Final answer
    x = 802,329.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.