Home / 758,673.80-1,046,938.86-414,521.66

Finding the Fourth Proportional to 758,673.80, 1,046,938.86 and 414,521.66

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Solution

The fourth proportional to 758,673.80, 1,046,938.86 and 414,521.66 is: 572,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,673.80 : 1,046,938.86 = 414,521.66 : x
  2. Step 2: Convert to fraction form
    758,673.80/1,046,938.86 = 414,521.66/x
  3. Step 3: Cross multiply
    758,673.80x = 1,046,938.86 × 414,521.66
  4. Step 4: Simplify right side
    758,673.80x = 433,978,834,165.71
  5. Step 5: Solve for x
    x = 433,978,834,165.71/758,673.80
  6. Step 6: Final answer
    x = 572,022.96

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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.