Home / 1,158,397.47-1,737,673.98-316,956.51

Finding the Fourth Proportional to 1,158,397.47, 1,737,673.98 and 316,956.51

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Solution

The fourth proportional to 1,158,397.47, 1,737,673.98 and 316,956.51 is: 475,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,397.47 : 1,737,673.98 = 316,956.51 : x
  2. Step 2: Convert to fraction form
    1,158,397.47/1,737,673.98 = 316,956.51/x
  3. Step 3: Cross multiply
    1,158,397.47x = 1,737,673.98 × 316,956.51
  4. Step 4: Simplify right side
    1,158,397.47x = 550,767,080,218.61
  5. Step 5: Solve for x
    x = 550,767,080,218.61/1,158,397.47
  6. Step 6: Final answer
    x = 475,456.05

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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.