Home / 935,959.83-1,291,624.65-506,239.98

Finding the Fourth Proportional to 935,959.83, 1,291,624.65 and 506,239.98

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Solution

The fourth proportional to 935,959.83, 1,291,624.65 and 506,239.98 is: 698,611.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,959.83 : 1,291,624.65 = 506,239.98 : x
  2. Step 2: Convert to fraction form
    935,959.83/1,291,624.65 = 506,239.98/x
  3. Step 3: Cross multiply
    935,959.83x = 1,291,624.65 × 506,239.98
  4. Step 4: Simplify right side
    935,959.83x = 653,872,036,983.51
  5. Step 5: Solve for x
    x = 653,872,036,983.51/935,959.83
  6. Step 6: Final answer
    x = 698,611.22

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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.