Home / 891,060.48-1,333,622.08-712,730.88

Finding the Fourth Proportional to 891,060.48, 1,333,622.08 and 712,730.88

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Solution

The fourth proportional to 891,060.48, 1,333,622.08 and 712,730.88 is: 1,066,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,060.48 : 1,333,622.08 = 712,730.88 : x
  2. Step 2: Convert to fraction form
    891,060.48/1,333,622.08 = 712,730.88/x
  3. Step 3: Cross multiply
    891,060.48x = 1,333,622.08 × 712,730.88
  4. Step 4: Simplify right side
    891,060.48x = 950,513,638,665.83
  5. Step 5: Solve for x
    x = 950,513,638,665.83/891,060.48
  6. Step 6: Final answer
    x = 1,066,721.80

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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.