Home / 730,769.13-1,007,543.74-558,897.93

Finding the Fourth Proportional to 730,769.13, 1,007,543.74 and 558,897.93

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Solution

The fourth proportional to 730,769.13, 1,007,543.74 and 558,897.93 is: 770,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,769.13 : 1,007,543.74 = 558,897.93 : x
  2. Step 2: Convert to fraction form
    730,769.13/1,007,543.74 = 558,897.93/x
  3. Step 3: Cross multiply
    730,769.13x = 1,007,543.74 × 558,897.93
  4. Step 4: Simplify right side
    730,769.13x = 563,114,110,670.46
  5. Step 5: Solve for x
    x = 563,114,110,670.46/730,769.13
  6. Step 6: Final answer
    x = 770,577.31

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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.