Home / 1,307,265.21-1,960,456.82-497,457.36

Finding the Fourth Proportional to 1,307,265.21, 1,960,456.82 and 497,457.36

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Solution

The fourth proportional to 1,307,265.21, 1,960,456.82 and 497,457.36 is: 746,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,265.21 : 1,960,456.82 = 497,457.36 : x
  2. Step 2: Convert to fraction form
    1,307,265.21/1,960,456.82 = 497,457.36/x
  3. Step 3: Cross multiply
    1,307,265.21x = 1,960,456.82 × 497,457.36
  4. Step 4: Simplify right side
    1,307,265.21x = 975,243,671,583.91
  5. Step 5: Solve for x
    x = 975,243,671,583.91/1,307,265.21
  6. Step 6: Final answer
    x = 746,018.23

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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.