Home / 719,088.45-1,079,044.80-292,545.55

Finding the Fourth Proportional to 719,088.45, 1,079,044.80 and 292,545.55

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Solution

The fourth proportional to 719,088.45, 1,079,044.80 and 292,545.55 is: 438,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,088.45 : 1,079,044.80 = 292,545.55 : x
  2. Step 2: Convert to fraction form
    719,088.45/1,079,044.80 = 292,545.55/x
  3. Step 3: Cross multiply
    719,088.45x = 1,079,044.80 × 292,545.55
  4. Step 4: Simplify right side
    719,088.45x = 315,669,758,285.30
  5. Step 5: Solve for x
    x = 315,669,758,285.30/719,088.45
  6. Step 6: Final answer
    x = 438,986.00

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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.