Home / 1,020,707.48-1,531,282.64-310,717.07

Finding the Fourth Proportional to 1,020,707.48, 1,531,282.64 and 310,717.07

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Solution

The fourth proportional to 1,020,707.48, 1,531,282.64 and 310,717.07 is: 466,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,707.48 : 1,531,282.64 = 310,717.07 : x
  2. Step 2: Convert to fraction form
    1,020,707.48/1,531,282.64 = 310,717.07/x
  3. Step 3: Cross multiply
    1,020,707.48x = 1,531,282.64 × 310,717.07
  4. Step 4: Simplify right side
    1,020,707.48x = 475,795,646,032.67
  5. Step 5: Solve for x
    x = 475,795,646,032.67/1,020,707.48
  6. Step 6: Final answer
    x = 466,143.00

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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.