Home / 843,779.85-1,164,419.28-456,595.26

Finding the Fourth Proportional to 843,779.85, 1,164,419.28 and 456,595.26

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Solution

The fourth proportional to 843,779.85, 1,164,419.28 and 456,595.26 is: 630,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,779.85 : 1,164,419.28 = 456,595.26 : x
  2. Step 2: Convert to fraction form
    843,779.85/1,164,419.28 = 456,595.26/x
  3. Step 3: Cross multiply
    843,779.85x = 1,164,419.28 × 456,595.26
  4. Step 4: Simplify right side
    843,779.85x = 531,668,323,900.61
  5. Step 5: Solve for x
    x = 531,668,323,900.61/843,779.85
  6. Step 6: Final answer
    x = 630,103.13

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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.