Home / 785,526.50-1,177,191.30-424,918.82

Finding the Fourth Proportional to 785,526.50, 1,177,191.30 and 424,918.82

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Solution

The fourth proportional to 785,526.50, 1,177,191.30 and 424,918.82 is: 636,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,526.50 : 1,177,191.30 = 424,918.82 : x
  2. Step 2: Convert to fraction form
    785,526.50/1,177,191.30 = 424,918.82/x
  3. Step 3: Cross multiply
    785,526.50x = 1,177,191.30 × 424,918.82
  4. Step 4: Simplify right side
    785,526.50x = 500,210,738,110.27
  5. Step 5: Solve for x
    x = 500,210,738,110.27/785,526.50
  6. Step 6: Final answer
    x = 636,784.04

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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.