Home / 1,105,699.65-1,658,364.48-307,061.91

Finding the Fourth Proportional to 1,105,699.65, 1,658,364.48 and 307,061.91

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Solution

The fourth proportional to 1,105,699.65, 1,658,364.48 and 307,061.91 is: 460,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,699.65 : 1,658,364.48 = 307,061.91 : x
  2. Step 2: Convert to fraction form
    1,105,699.65/1,658,364.48 = 307,061.91/x
  3. Step 3: Cross multiply
    1,105,699.65x = 1,658,364.48 × 307,061.91
  4. Step 4: Simplify right side
    1,105,699.65x = 509,220,564,704.96
  5. Step 5: Solve for x
    x = 509,220,564,704.96/1,105,699.65
  6. Step 6: Final answer
    x = 460,541.49

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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.