Home / 761,587.21-1,142,570.81-537,386.00

Finding the Fourth Proportional to 761,587.21, 1,142,570.81 and 537,386.00

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Solution

The fourth proportional to 761,587.21, 1,142,570.81 and 537,386.00 is: 806,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,587.21 : 1,142,570.81 = 537,386.00 : x
  2. Step 2: Convert to fraction form
    761,587.21/1,142,570.81 = 537,386.00/x
  3. Step 3: Cross multiply
    761,587.21x = 1,142,570.81 × 537,386.00
  4. Step 4: Simplify right side
    761,587.21x = 614,001,552,933.27
  5. Step 5: Solve for x
    x = 614,001,552,933.27/761,587.21
  6. Step 6: Final answer
    x = 806,213.06

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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.