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Finding the Fourth Proportional to 532,970.71, 735,574.59 and 339,316.56

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Solution

The fourth proportional to 532,970.71, 735,574.59 and 339,316.56 is: 468,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,970.71 : 735,574.59 = 339,316.56 : x
  2. Step 2: Convert to fraction form
    532,970.71/735,574.59 = 339,316.56/x
  3. Step 3: Cross multiply
    532,970.71x = 735,574.59 × 339,316.56
  4. Step 4: Simplify right side
    532,970.71x = 249,592,634,127.76
  5. Step 5: Solve for x
    x = 249,592,634,127.76/532,970.71
  6. Step 6: Final answer
    x = 468,304.60

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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.