Home / 897,396.52-1,238,864.51-692,988.57

Finding the Fourth Proportional to 897,396.52, 1,238,864.51 and 692,988.57

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Solution

The fourth proportional to 897,396.52, 1,238,864.51 and 692,988.57 is: 956,677.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,396.52 : 1,238,864.51 = 692,988.57 : x
  2. Step 2: Convert to fraction form
    897,396.52/1,238,864.51 = 692,988.57/x
  3. Step 3: Cross multiply
    897,396.52x = 1,238,864.51 × 692,988.57
  4. Step 4: Simplify right side
    897,396.52x = 858,518,944,224.42
  5. Step 5: Solve for x
    x = 858,518,944,224.42/897,396.52
  6. Step 6: Final answer
    x = 956,677.37

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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.