Home / 1,159,419.76-1,739,248.94-401,259.90

Finding the Fourth Proportional to 1,159,419.76, 1,739,248.94 and 401,259.90

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Solution

The fourth proportional to 1,159,419.76, 1,739,248.94 and 401,259.90 is: 601,931.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,419.76 : 1,739,248.94 = 401,259.90 : x
  2. Step 2: Convert to fraction form
    1,159,419.76/1,739,248.94 = 401,259.90/x
  3. Step 3: Cross multiply
    1,159,419.76x = 1,739,248.94 × 401,259.90
  4. Step 4: Simplify right side
    1,159,419.76x = 697,890,845,036.96
  5. Step 5: Solve for x
    x = 697,890,845,036.96/1,159,419.76
  6. Step 6: Final answer
    x = 601,931.13

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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.