Home / 837,208.76-1,254,368.76-458,402.13

Finding the Fourth Proportional to 837,208.76, 1,254,368.76 and 458,402.13

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Solution

The fourth proportional to 837,208.76, 1,254,368.76 and 458,402.13 is: 686,812.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,208.76 : 1,254,368.76 = 458,402.13 : x
  2. Step 2: Convert to fraction form
    837,208.76/1,254,368.76 = 458,402.13/x
  3. Step 3: Cross multiply
    837,208.76x = 1,254,368.76 × 458,402.13
  4. Step 4: Simplify right side
    837,208.76x = 575,005,311,389.46
  5. Step 5: Solve for x
    x = 575,005,311,389.46/837,208.76
  6. Step 6: Final answer
    x = 686,812.35

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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.