Home / 993,394.49-1,370,887.02-563,673.47

Finding the Fourth Proportional to 993,394.49, 1,370,887.02 and 563,673.47

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Solution

The fourth proportional to 993,394.49, 1,370,887.02 and 563,673.47 is: 777,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,394.49 : 1,370,887.02 = 563,673.47 : x
  2. Step 2: Convert to fraction form
    993,394.49/1,370,887.02 = 563,673.47/x
  3. Step 3: Cross multiply
    993,394.49x = 1,370,887.02 × 563,673.47
  4. Step 4: Simplify right side
    993,394.49x = 772,732,636,686.92
  5. Step 5: Solve for x
    x = 772,732,636,686.92/993,394.49
  6. Step 6: Final answer
    x = 777,870.87

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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.