Home / 712,551.08-983,327.42-426,071.17

Finding the Fourth Proportional to 712,551.08, 983,327.42 and 426,071.17

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Solution

The fourth proportional to 712,551.08, 983,327.42 and 426,071.17 is: 587,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,551.08 : 983,327.42 = 426,071.17 : x
  2. Step 2: Convert to fraction form
    712,551.08/983,327.42 = 426,071.17/x
  3. Step 3: Cross multiply
    712,551.08x = 983,327.42 × 426,071.17
  4. Step 4: Simplify right side
    712,551.08x = 418,967,462,939.34
  5. Step 5: Solve for x
    x = 418,967,462,939.34/712,551.08
  6. Step 6: Final answer
    x = 587,982.35

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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.