Home / 434,538.10-651,807.15-282,322.90

Finding the Fourth Proportional to 434,538.10, 651,807.15 and 282,322.90

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Solution

The fourth proportional to 434,538.10, 651,807.15 and 282,322.90 is: 423,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,538.10 : 651,807.15 = 282,322.90 : x
  2. Step 2: Convert to fraction form
    434,538.10/651,807.15 = 282,322.90/x
  3. Step 3: Cross multiply
    434,538.10x = 651,807.15 × 282,322.90
  4. Step 4: Simplify right side
    434,538.10x = 184,020,084,828.74
  5. Step 5: Solve for x
    x = 184,020,084,828.74/434,538.10
  6. Step 6: Final answer
    x = 423,484.35

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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.