Home / 891,718.04-1,337,296.05-292,539.58

Finding the Fourth Proportional to 891,718.04, 1,337,296.05 and 292,539.58

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Solution

The fourth proportional to 891,718.04, 1,337,296.05 and 292,539.58 is: 438,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,718.04 : 1,337,296.05 = 292,539.58 : x
  2. Step 2: Convert to fraction form
    891,718.04/1,337,296.05 = 292,539.58/x
  3. Step 3: Cross multiply
    891,718.04x = 1,337,296.05 × 292,539.58
  4. Step 4: Simplify right side
    891,718.04x = 391,212,021,459.42
  5. Step 5: Solve for x
    x = 391,212,021,459.42/891,718.04
  6. Step 6: Final answer
    x = 438,717.18

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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.