Home / 1,026,456.99-1,539,586.53-316,294.35

Finding the Fourth Proportional to 1,026,456.99, 1,539,586.53 and 316,294.35

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Solution

The fourth proportional to 1,026,456.99, 1,539,586.53 and 316,294.35 is: 474,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,456.99 : 1,539,586.53 = 316,294.35 : x
  2. Step 2: Convert to fraction form
    1,026,456.99/1,539,586.53 = 316,294.35/x
  3. Step 3: Cross multiply
    1,026,456.99x = 1,539,586.53 × 316,294.35
  4. Step 4: Simplify right side
    1,026,456.99x = 486,962,520,775.11
  5. Step 5: Solve for x
    x = 486,962,520,775.11/1,026,456.99
  6. Step 6: Final answer
    x = 474,411.03

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Double scale
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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.