Home / 1,087,497.12-1,631,262.12-377,547.72

Finding the Fourth Proportional to 1,087,497.12, 1,631,262.12 and 377,547.72

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Solution

The fourth proportional to 1,087,497.12, 1,631,262.12 and 377,547.72 is: 566,327.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,497.12 : 1,631,262.12 = 377,547.72 : x
  2. Step 2: Convert to fraction form
    1,087,497.12/1,631,262.12 = 377,547.72/x
  3. Step 3: Cross multiply
    1,087,497.12x = 1,631,262.12 × 377,547.72
  4. Step 4: Simplify right side
    1,087,497.12x = 615,879,294,128.37
  5. Step 5: Solve for x
    x = 615,879,294,128.37/1,087,497.12
  6. Step 6: Final answer
    x = 566,327.29

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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.