Home / 748,328.75-1,032,694.64-426,038.82

Finding the Fourth Proportional to 748,328.75, 1,032,694.64 and 426,038.82

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Solution

The fourth proportional to 748,328.75, 1,032,694.64 and 426,038.82 is: 587,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,328.75 : 1,032,694.64 = 426,038.82 : x
  2. Step 2: Convert to fraction form
    748,328.75/1,032,694.64 = 426,038.82/x
  3. Step 3: Cross multiply
    748,328.75x = 1,032,694.64 × 426,038.82
  4. Step 4: Simplify right side
    748,328.75x = 439,968,003,715.73
  5. Step 5: Solve for x
    x = 439,968,003,715.73/748,328.75
  6. Step 6: Final answer
    x = 587,934.12

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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.