Home / 895,140.21-1,343,035.15-553,185.08

Finding the Fourth Proportional to 895,140.21, 1,343,035.15 and 553,185.08

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Solution

The fourth proportional to 895,140.21, 1,343,035.15 and 553,185.08 is: 829,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,140.21 : 1,343,035.15 = 553,185.08 : x
  2. Step 2: Convert to fraction form
    895,140.21/1,343,035.15 = 553,185.08/x
  3. Step 3: Cross multiply
    895,140.21x = 1,343,035.15 × 553,185.08
  4. Step 4: Simplify right side
    895,140.21x = 742,947,003,833.81
  5. Step 5: Solve for x
    x = 742,947,003,833.81/895,140.21
  6. Step 6: Final answer
    x = 829,978.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.