Home / 884,463.30-1,220,436.05-497,225.79

Finding the Fourth Proportional to 884,463.30, 1,220,436.05 and 497,225.79

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Solution

The fourth proportional to 884,463.30, 1,220,436.05 and 497,225.79 is: 686,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,463.30 : 1,220,436.05 = 497,225.79 : x
  2. Step 2: Convert to fraction form
    884,463.30/1,220,436.05 = 497,225.79/x
  3. Step 3: Cross multiply
    884,463.30x = 1,220,436.05 × 497,225.79
  4. Step 4: Simplify right side
    884,463.30x = 606,832,276,619.60
  5. Step 5: Solve for x
    x = 606,832,276,619.60/884,463.30
  6. Step 6: Final answer
    x = 686,102.27

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Double scale
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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.