Home / 935,341.10-1,290,476.58-572,386.58

Finding the Fourth Proportional to 935,341.10, 1,290,476.58 and 572,386.58

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Solution

The fourth proportional to 935,341.10, 1,290,476.58 and 572,386.58 is: 789,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,341.10 : 1,290,476.58 = 572,386.58 : x
  2. Step 2: Convert to fraction form
    935,341.10/1,290,476.58 = 572,386.58/x
  3. Step 3: Cross multiply
    935,341.10x = 1,290,476.58 × 572,386.58
  4. Step 4: Simplify right side
    935,341.10x = 738,651,476,196.30
  5. Step 5: Solve for x
    x = 738,651,476,196.30/935,341.10
  6. Step 6: Final answer
    x = 789,713.48

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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.