Home / 1,038,307.04-1,557,652.80-328,513.76

Finding the Fourth Proportional to 1,038,307.04, 1,557,652.80 and 328,513.76

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Solution

The fourth proportional to 1,038,307.04, 1,557,652.80 and 328,513.76 is: 492,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,307.04 : 1,557,652.80 = 328,513.76 : x
  2. Step 2: Convert to fraction form
    1,038,307.04/1,557,652.80 = 328,513.76/x
  3. Step 3: Cross multiply
    1,038,307.04x = 1,557,652.80 × 328,513.76
  4. Step 4: Simplify right side
    1,038,307.04x = 511,710,378,102.53
  5. Step 5: Solve for x
    x = 511,710,378,102.53/1,038,307.04
  6. Step 6: Final answer
    x = 492,831.46

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1.5x scale

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.