Home / 897,658.47-1,238,768.15-575,368.29

Finding the Fourth Proportional to 897,658.47, 1,238,768.15 and 575,368.29

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Solution

The fourth proportional to 897,658.47, 1,238,768.15 and 575,368.29 is: 794,007.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,658.47 : 1,238,768.15 = 575,368.29 : x
  2. Step 2: Convert to fraction form
    897,658.47/1,238,768.15 = 575,368.29/x
  3. Step 3: Cross multiply
    897,658.47x = 1,238,768.15 × 575,368.29
  4. Step 4: Simplify right side
    897,658.47x = 712,747,909,295.12
  5. Step 5: Solve for x
    x = 712,747,909,295.12/897,658.47
  6. Step 6: Final answer
    x = 794,007.89

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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.