Home / 950,374.51-1,425,774.51-319,271.11

Finding the Fourth Proportional to 950,374.51, 1,425,774.51 and 319,271.11

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Solution

The fourth proportional to 950,374.51, 1,425,774.51 and 319,271.11 is: 478,978.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,374.51 : 1,425,774.51 = 319,271.11 : x
  2. Step 2: Convert to fraction form
    950,374.51/1,425,774.51 = 319,271.11/x
  3. Step 3: Cross multiply
    950,374.51x = 1,425,774.51 × 319,271.11
  4. Step 4: Simplify right side
    950,374.51x = 455,208,610,417.41
  5. Step 5: Solve for x
    x = 455,208,610,417.41/950,374.51
  6. Step 6: Final answer
    x = 478,978.14

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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.