Home / 1,016,574.36-1,402,836.78-563,907.48

Finding the Fourth Proportional to 1,016,574.36, 1,402,836.78 and 563,907.48

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Solution

The fourth proportional to 1,016,574.36, 1,402,836.78 and 563,907.48 is: 778,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,574.36 : 1,402,836.78 = 563,907.48 : x
  2. Step 2: Convert to fraction form
    1,016,574.36/1,402,836.78 = 563,907.48/x
  3. Step 3: Cross multiply
    1,016,574.36x = 1,402,836.78 × 563,907.48
  4. Step 4: Simplify right side
    1,016,574.36x = 791,070,153,461.11
  5. Step 5: Solve for x
    x = 791,070,153,461.11/1,016,574.36
  6. Step 6: Final answer
    x = 778,172.44

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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.