Home / 755,477.18-1,133,298.78-249,853.98

Finding the Fourth Proportional to 755,477.18, 1,133,298.78 and 249,853.98

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Solution

The fourth proportional to 755,477.18, 1,133,298.78 and 249,853.98 is: 374,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,477.18 : 1,133,298.78 = 249,853.98 : x
  2. Step 2: Convert to fraction form
    755,477.18/1,133,298.78 = 249,853.98/x
  3. Step 3: Cross multiply
    755,477.18x = 1,133,298.78 × 249,853.98
  4. Step 4: Simplify right side
    755,477.18x = 283,159,210,712.14
  5. Step 5: Solve for x
    x = 283,159,210,712.14/755,477.18
  6. Step 6: Final answer
    x = 374,808.42

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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.