Home / 885,365.76-1,329,386.40-707,344.32

Finding the Fourth Proportional to 885,365.76, 1,329,386.40 and 707,344.32

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Solution

The fourth proportional to 885,365.76, 1,329,386.40 and 707,344.32 is: 1,062,085.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,365.76 : 1,329,386.40 = 707,344.32 : x
  2. Step 2: Convert to fraction form
    885,365.76/1,329,386.40 = 707,344.32/x
  3. Step 3: Cross multiply
    885,365.76x = 1,329,386.40 × 707,344.32
  4. Step 4: Simplify right side
    885,365.76x = 940,333,919,125.25
  5. Step 5: Solve for x
    x = 940,333,919,125.25/885,365.76
  6. Step 6: Final answer
    x = 1,062,085.26

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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.