Home / 535,417.79-802,868.33-310,834.76

Finding the Fourth Proportional to 535,417.79, 802,868.33 and 310,834.76

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Solution

The fourth proportional to 535,417.79, 802,868.33 and 310,834.76 is: 466,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,417.79 : 802,868.33 = 310,834.76 : x
  2. Step 2: Convert to fraction form
    535,417.79/802,868.33 = 310,834.76/x
  3. Step 3: Cross multiply
    535,417.79x = 802,868.33 × 310,834.76
  4. Step 4: Simplify right side
    535,417.79x = 249,559,381,429.90
  5. Step 5: Solve for x
    x = 249,559,381,429.90/535,417.79
  6. Step 6: Final answer
    x = 466,102.15

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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.