Home / 757,815.61-1,045,810.86-413,671.93

Finding the Fourth Proportional to 757,815.61, 1,045,810.86 and 413,671.93

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Solution

The fourth proportional to 757,815.61, 1,045,810.86 and 413,671.93 is: 570,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,815.61 : 1,045,810.86 = 413,671.93 : x
  2. Step 2: Convert to fraction form
    757,815.61/1,045,810.86 = 413,671.93/x
  3. Step 3: Cross multiply
    757,815.61x = 1,045,810.86 × 413,671.93
  4. Step 4: Simplify right side
    757,815.61x = 432,622,596,871.16
  5. Step 5: Solve for x
    x = 432,622,596,871.16/757,815.61
  6. Step 6: Final answer
    x = 570,881.08

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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.