Home / 756,547.80-1,044,004.54-412,376.16

Finding the Fourth Proportional to 756,547.80, 1,044,004.54 and 412,376.16

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Solution

The fourth proportional to 756,547.80, 1,044,004.54 and 412,376.16 is: 569,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,547.80 : 1,044,004.54 = 412,376.16 : x
  2. Step 2: Convert to fraction form
    756,547.80/1,044,004.54 = 412,376.16/x
  3. Step 3: Cross multiply
    756,547.80x = 1,044,004.54 × 412,376.16
  4. Step 4: Simplify right side
    756,547.80x = 430,522,583,227.77
  5. Step 5: Solve for x
    x = 430,522,583,227.77/756,547.80
  6. Step 6: Final answer
    x = 569,061.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.