Home / 748,475.65-1,032,897.51-426,186.01

Finding the Fourth Proportional to 748,475.65, 1,032,897.51 and 426,186.01

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Solution

The fourth proportional to 748,475.65, 1,032,897.51 and 426,186.01 is: 588,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,475.65 : 1,032,897.51 = 426,186.01 : x
  2. Step 2: Convert to fraction form
    748,475.65/1,032,897.51 = 426,186.01/x
  3. Step 3: Cross multiply
    748,475.65x = 1,032,897.51 × 426,186.01
  4. Step 4: Simplify right side
    748,475.65x = 440,206,468,525.84
  5. Step 5: Solve for x
    x = 440,206,468,525.84/748,475.65
  6. Step 6: Final answer
    x = 588,137.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.