Home / 1,018,064.40-1,526,707.80-307,856.40

Finding the Fourth Proportional to 1,018,064.40, 1,526,707.80 and 307,856.40

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Solution

The fourth proportional to 1,018,064.40, 1,526,707.80 and 307,856.40 is: 461,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,064.40 : 1,526,707.80 = 307,856.40 : x
  2. Step 2: Convert to fraction form
    1,018,064.40/1,526,707.80 = 307,856.40/x
  3. Step 3: Cross multiply
    1,018,064.40x = 1,526,707.80 × 307,856.40
  4. Step 4: Simplify right side
    1,018,064.40x = 470,006,767,159.92
  5. Step 5: Solve for x
    x = 470,006,767,159.92/1,018,064.40
  6. Step 6: Final answer
    x = 461,667.03

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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.