Home / 738,931.23-1,106,637.39-471,864.51

Finding the Fourth Proportional to 738,931.23, 1,106,637.39 and 471,864.51

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Solution

The fourth proportional to 738,931.23, 1,106,637.39 and 471,864.51 is: 706,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,931.23 : 1,106,637.39 = 471,864.51 : x
  2. Step 2: Convert to fraction form
    738,931.23/1,106,637.39 = 471,864.51/x
  3. Step 3: Cross multiply
    738,931.23x = 1,106,637.39 × 471,864.51
  4. Step 4: Simplify right side
    738,931.23x = 522,182,909,780.03
  5. Step 5: Solve for x
    x = 522,182,909,780.03/738,931.23
  6. Step 6: Final answer
    x = 706,673.22

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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.