Home / 898,167.61-1,237,365.88-625,742.74

Finding the Fourth Proportional to 898,167.61, 1,237,365.88 and 625,742.74

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Solution

The fourth proportional to 898,167.61, 1,237,365.88 and 625,742.74 is: 862,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,167.61 : 1,237,365.88 = 625,742.74 : x
  2. Step 2: Convert to fraction form
    898,167.61/1,237,365.88 = 625,742.74/x
  3. Step 3: Cross multiply
    898,167.61x = 1,237,365.88 × 625,742.74
  4. Step 4: Simplify right side
    898,167.61x = 774,272,716,133.71
  5. Step 5: Solve for x
    x = 774,272,716,133.71/898,167.61
  6. Step 6: Final answer
    x = 862,058.16

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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.