Home / 731,547.89-1,097,637.03-305,167.69

Finding the Fourth Proportional to 731,547.89, 1,097,637.03 and 305,167.69

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Solution

The fourth proportional to 731,547.89, 1,097,637.03 and 305,167.69 is: 457,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,547.89 : 1,097,637.03 = 305,167.69 : x
  2. Step 2: Convert to fraction form
    731,547.89/1,097,637.03 = 305,167.69/x
  3. Step 3: Cross multiply
    731,547.89x = 1,097,637.03 × 305,167.69
  4. Step 4: Simplify right side
    731,547.89x = 334,963,358,275.61
  5. Step 5: Solve for x
    x = 334,963,358,275.61/731,547.89
  6. Step 6: Final answer
    x = 457,883.02

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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.