Home / 1,142,113.64-1,712,281.28-565,338.98

Finding the Fourth Proportional to 1,142,113.64, 1,712,281.28 and 565,338.98

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Solution

The fourth proportional to 1,142,113.64, 1,712,281.28 and 565,338.98 is: 847,568.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,113.64 : 1,712,281.28 = 565,338.98 : x
  2. Step 2: Convert to fraction form
    1,142,113.64/1,712,281.28 = 565,338.98/x
  3. Step 3: Cross multiply
    1,142,113.64x = 1,712,281.28 × 565,338.98
  4. Step 4: Simplify right side
    1,142,113.64x = 968,019,352,308.29
  5. Step 5: Solve for x
    x = 968,019,352,308.29/1,142,113.64
  6. Step 6: Final answer
    x = 847,568.33

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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.