Home / 773,985.40-1,160,531.14-300,117.18

Finding the Fourth Proportional to 773,985.40, 1,160,531.14 and 300,117.18

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Solution

The fourth proportional to 773,985.40, 1,160,531.14 and 300,117.18 is: 450,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,985.40 : 1,160,531.14 = 300,117.18 : x
  2. Step 2: Convert to fraction form
    773,985.40/1,160,531.14 = 300,117.18/x
  3. Step 3: Cross multiply
    773,985.40x = 1,160,531.14 × 300,117.18
  4. Step 4: Simplify right side
    773,985.40x = 348,295,333,038.99
  5. Step 5: Solve for x
    x = 348,295,333,038.99/773,985.40
  6. Step 6: Final answer
    x = 450,002.46

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1.5x scale

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.