Home / 884,239.08-1,220,206.50-502,215.72

Finding the Fourth Proportional to 884,239.08, 1,220,206.50 and 502,215.72

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Solution

The fourth proportional to 884,239.08, 1,220,206.50 and 502,215.72 is: 693,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,239.08 : 1,220,206.50 = 502,215.72 : x
  2. Step 2: Convert to fraction form
    884,239.08/1,220,206.50 = 502,215.72/x
  3. Step 3: Cross multiply
    884,239.08x = 1,220,206.50 × 502,215.72
  4. Step 4: Simplify right side
    884,239.08x = 612,806,885,946.18
  5. Step 5: Solve for x
    x = 612,806,885,946.18/884,239.08
  6. Step 6: Final answer
    x = 693,033.03

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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.