Home / 1,026,443.86-1,539,567.16-316,281.22

Finding the Fourth Proportional to 1,026,443.86, 1,539,567.16 and 316,281.22

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Solution

The fourth proportional to 1,026,443.86, 1,539,567.16 and 316,281.22 is: 474,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,443.86 : 1,539,567.16 = 316,281.22 : x
  2. Step 2: Convert to fraction form
    1,026,443.86/1,539,567.16 = 316,281.22/x
  3. Step 3: Cross multiply
    1,026,443.86x = 1,539,567.16 × 316,281.22
  4. Step 4: Simplify right side
    1,026,443.86x = 486,936,179,636.74
  5. Step 5: Solve for x
    x = 486,936,179,636.74/1,026,443.86
  6. Step 6: Final answer
    x = 474,391.44

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Double scale
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Similar ratio
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1.5x scale

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.