Home / 1,013,456.04-1,398,565.53-548,308.39

Finding the Fourth Proportional to 1,013,456.04, 1,398,565.53 and 548,308.39

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Solution

The fourth proportional to 1,013,456.04, 1,398,565.53 and 548,308.39 is: 756,663.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,456.04 : 1,398,565.53 = 548,308.39 : x
  2. Step 2: Convert to fraction form
    1,013,456.04/1,398,565.53 = 548,308.39/x
  3. Step 3: Cross multiply
    1,013,456.04x = 1,398,565.53 × 548,308.39
  4. Step 4: Simplify right side
    1,013,456.04x = 766,845,218,188.96
  5. Step 5: Solve for x
    x = 766,845,218,188.96/1,013,456.04
  6. Step 6: Final answer
    x = 756,663.52

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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.