Home / 884,348.15-1,326,802.60-315,717.07

Finding the Fourth Proportional to 884,348.15, 1,326,802.60 and 315,717.07

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Solution

The fourth proportional to 884,348.15, 1,326,802.60 and 315,717.07 is: 473,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,348.15 : 1,326,802.60 = 315,717.07 : x
  2. Step 2: Convert to fraction form
    884,348.15/1,326,802.60 = 315,717.07/x
  3. Step 3: Cross multiply
    884,348.15x = 1,326,802.60 × 315,717.07
  4. Step 4: Simplify right side
    884,348.15x = 418,894,226,062.10
  5. Step 5: Solve for x
    x = 418,894,226,062.10/884,348.15
  6. Step 6: Final answer
    x = 473,675.69

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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.